diff options
Diffstat (limited to 'sound/pci/rme9652')
| -rw-r--r-- | sound/pci/rme9652/Makefile | 14 | ||||
| -rw-r--r-- | sound/pci/rme9652/hdsp.c | 5470 | ||||
| -rw-r--r-- | sound/pci/rme9652/hdspm.c | 6935 | ||||
| -rw-r--r-- | sound/pci/rme9652/rme9652.c | 2599 |
4 files changed, 15018 insertions, 0 deletions
diff --git a/sound/pci/rme9652/Makefile b/sound/pci/rme9652/Makefile new file mode 100644 index 000000000..a3351447d --- /dev/null +++ b/sound/pci/rme9652/Makefile @@ -0,0 +1,14 @@ +# SPDX-License-Identifier: GPL-2.0 +# +# Makefile for ALSA +# Copyright (c) 2001 by Jaroslav Kysela <perex@perex.cz> +# + +snd-rme9652-objs := rme9652.o +snd-hdsp-objs := hdsp.o +snd-hdspm-objs := hdspm.o + +# Toplevel Module Dependency +obj-$(CONFIG_SND_RME9652) += snd-rme9652.o +obj-$(CONFIG_SND_HDSP) += snd-hdsp.o +obj-$(CONFIG_SND_HDSPM) +=snd-hdspm.o diff --git a/sound/pci/rme9652/hdsp.c b/sound/pci/rme9652/hdsp.c new file mode 100644 index 000000000..65add92c8 --- /dev/null +++ b/sound/pci/rme9652/hdsp.c @@ -0,0 +1,5470 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * ALSA driver for RME Hammerfall DSP audio interface(s) + * + * Copyright (c) 2002 Paul Davis + * Marcus Andersson + * Thomas Charbonnel + */ + +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/pci.h> +#include <linux/firmware.h> +#include <linux/module.h> +#include <linux/math64.h> +#include <linux/vmalloc.h> +#include <linux/io.h> +#include <linux/nospec.h> + +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/info.h> +#include <sound/asoundef.h> +#include <sound/rawmidi.h> +#include <sound/hwdep.h> +#include <sound/initval.h> +#include <sound/hdsp.h> + +#include <asm/byteorder.h> +#include <asm/current.h> + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for RME Hammerfall DSP interface."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for RME Hammerfall DSP interface."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable/disable specific Hammerfall DSP soundcards."); +MODULE_AUTHOR("Paul Davis <paul@linuxaudiosystems.com>, Marcus Andersson, Thomas Charbonnel <thomas@undata.org>"); +MODULE_DESCRIPTION("RME Hammerfall DSP"); +MODULE_LICENSE("GPL"); +MODULE_FIRMWARE("rpm_firmware.bin"); +MODULE_FIRMWARE("multiface_firmware.bin"); +MODULE_FIRMWARE("multiface_firmware_rev11.bin"); +MODULE_FIRMWARE("digiface_firmware.bin"); +MODULE_FIRMWARE("digiface_firmware_rev11.bin"); + +#define HDSP_MAX_CHANNELS 26 +#define HDSP_MAX_DS_CHANNELS 14 +#define HDSP_MAX_QS_CHANNELS 8 +#define DIGIFACE_SS_CHANNELS 26 +#define DIGIFACE_DS_CHANNELS 14 +#define MULTIFACE_SS_CHANNELS 18 +#define MULTIFACE_DS_CHANNELS 14 +#define H9652_SS_CHANNELS 26 +#define H9652_DS_CHANNELS 14 +/* This does not include possible Analog Extension Boards + AEBs are detected at card initialization +*/ +#define H9632_SS_CHANNELS 12 +#define H9632_DS_CHANNELS 8 +#define H9632_QS_CHANNELS 4 +#define RPM_CHANNELS 6 + +/* Write registers. These are defined as byte-offsets from the iobase value. + */ +#define HDSP_resetPointer 0 +#define HDSP_freqReg 0 +#define HDSP_outputBufferAddress 32 +#define HDSP_inputBufferAddress 36 +#define HDSP_controlRegister 64 +#define HDSP_interruptConfirmation 96 +#define HDSP_outputEnable 128 +#define HDSP_control2Reg 256 +#define HDSP_midiDataOut0 352 +#define HDSP_midiDataOut1 356 +#define HDSP_fifoData 368 +#define HDSP_inputEnable 384 + +/* Read registers. These are defined as byte-offsets from the iobase value + */ + +#define HDSP_statusRegister 0 +#define HDSP_timecode 128 +#define HDSP_status2Register 192 +#define HDSP_midiDataIn0 360 +#define HDSP_midiDataIn1 364 +#define HDSP_midiStatusOut0 384 +#define HDSP_midiStatusOut1 388 +#define HDSP_midiStatusIn0 392 +#define HDSP_midiStatusIn1 396 +#define HDSP_fifoStatus 400 + +/* the meters are regular i/o-mapped registers, but offset + considerably from the rest. the peak registers are reset + when read; the least-significant 4 bits are full-scale counters; + the actual peak value is in the most-significant 24 bits. +*/ + +#define HDSP_playbackPeakLevel 4096 /* 26 * 32 bit values */ +#define HDSP_inputPeakLevel 4224 /* 26 * 32 bit values */ +#define HDSP_outputPeakLevel 4352 /* (26+2) * 32 bit values */ +#define HDSP_playbackRmsLevel 4612 /* 26 * 64 bit values */ +#define HDSP_inputRmsLevel 4868 /* 26 * 64 bit values */ + + +/* This is for H9652 cards + Peak values are read downward from the base + Rms values are read upward + There are rms values for the outputs too + 26*3 values are read in ss mode + 14*3 in ds mode, with no gap between values +*/ +#define HDSP_9652_peakBase 7164 +#define HDSP_9652_rmsBase 4096 + +/* c.f. the hdsp_9632_meters_t struct */ +#define HDSP_9632_metersBase 4096 + +#define HDSP_IO_EXTENT 7168 + +/* control2 register bits */ + +#define HDSP_TMS 0x01 +#define HDSP_TCK 0x02 +#define HDSP_TDI 0x04 +#define HDSP_JTAG 0x08 +#define HDSP_PWDN 0x10 +#define HDSP_PROGRAM 0x020 +#define HDSP_CONFIG_MODE_0 0x040 +#define HDSP_CONFIG_MODE_1 0x080 +#define HDSP_VERSION_BIT (0x100 | HDSP_S_LOAD) +#define HDSP_BIGENDIAN_MODE 0x200 +#define HDSP_RD_MULTIPLE 0x400 +#define HDSP_9652_ENABLE_MIXER 0x800 +#define HDSP_S200 0x800 +#define HDSP_S300 (0x100 | HDSP_S200) /* dummy, purpose of 0x100 unknown */ +#define HDSP_CYCLIC_MODE 0x1000 +#define HDSP_TDO 0x10000000 + +#define HDSP_S_PROGRAM (HDSP_CYCLIC_MODE|HDSP_PROGRAM|HDSP_CONFIG_MODE_0) +#define HDSP_S_LOAD (HDSP_CYCLIC_MODE|HDSP_PROGRAM|HDSP_CONFIG_MODE_1) + +/* Control Register bits */ + +#define HDSP_Start (1<<0) /* start engine */ +#define HDSP_Latency0 (1<<1) /* buffer size = 2^n where n is defined by Latency{2,1,0} */ +#define HDSP_Latency1 (1<<2) /* [ see above ] */ +#define HDSP_Latency2 (1<<3) /* [ see above ] */ +#define HDSP_ClockModeMaster (1<<4) /* 1=Master, 0=Slave/Autosync */ +#define HDSP_AudioInterruptEnable (1<<5) /* what do you think ? */ +#define HDSP_Frequency0 (1<<6) /* 0=44.1kHz/88.2kHz/176.4kHz 1=48kHz/96kHz/192kHz */ +#define HDSP_Frequency1 (1<<7) /* 0=32kHz/64kHz/128kHz */ +#define HDSP_DoubleSpeed (1<<8) /* 0=normal speed, 1=double speed */ +#define HDSP_SPDIFProfessional (1<<9) /* 0=consumer, 1=professional */ +#define HDSP_SPDIFEmphasis (1<<10) /* 0=none, 1=on */ +#define HDSP_SPDIFNonAudio (1<<11) /* 0=off, 1=on */ +#define HDSP_SPDIFOpticalOut (1<<12) /* 1=use 1st ADAT connector for SPDIF, 0=do not */ +#define HDSP_SyncRef2 (1<<13) +#define HDSP_SPDIFInputSelect0 (1<<14) +#define HDSP_SPDIFInputSelect1 (1<<15) +#define HDSP_SyncRef0 (1<<16) +#define HDSP_SyncRef1 (1<<17) +#define HDSP_AnalogExtensionBoard (1<<18) /* For H9632 cards */ +#define HDSP_XLRBreakoutCable (1<<20) /* For H9632 cards */ +#define HDSP_Midi0InterruptEnable (1<<22) +#define HDSP_Midi1InterruptEnable (1<<23) +#define HDSP_LineOut (1<<24) +#define HDSP_ADGain0 (1<<25) /* From here : H9632 specific */ +#define HDSP_ADGain1 (1<<26) +#define HDSP_DAGain0 (1<<27) +#define HDSP_DAGain1 (1<<28) +#define HDSP_PhoneGain0 (1<<29) +#define HDSP_PhoneGain1 (1<<30) +#define HDSP_QuadSpeed (1<<31) + +/* RPM uses some of the registers for special purposes */ +#define HDSP_RPM_Inp12 0x04A00 +#define HDSP_RPM_Inp12_Phon_6dB 0x00800 /* Dolby */ +#define HDSP_RPM_Inp12_Phon_0dB 0x00000 /* .. */ +#define HDSP_RPM_Inp12_Phon_n6dB 0x04000 /* inp_0 */ +#define HDSP_RPM_Inp12_Line_0dB 0x04200 /* Dolby+PRO */ +#define HDSP_RPM_Inp12_Line_n6dB 0x00200 /* PRO */ + +#define HDSP_RPM_Inp34 0x32000 +#define HDSP_RPM_Inp34_Phon_6dB 0x20000 /* SyncRef1 */ +#define HDSP_RPM_Inp34_Phon_0dB 0x00000 /* .. */ +#define HDSP_RPM_Inp34_Phon_n6dB 0x02000 /* SyncRef2 */ +#define HDSP_RPM_Inp34_Line_0dB 0x30000 /* SyncRef1+SyncRef0 */ +#define HDSP_RPM_Inp34_Line_n6dB 0x10000 /* SyncRef0 */ + +#define HDSP_RPM_Bypass 0x01000 + +#define HDSP_RPM_Disconnect 0x00001 + +#define HDSP_ADGainMask (HDSP_ADGain0|HDSP_ADGain1) +#define HDSP_ADGainMinus10dBV HDSP_ADGainMask +#define HDSP_ADGainPlus4dBu (HDSP_ADGain0) +#define HDSP_ADGainLowGain 0 + +#define HDSP_DAGainMask (HDSP_DAGain0|HDSP_DAGain1) +#define HDSP_DAGainHighGain HDSP_DAGainMask +#define HDSP_DAGainPlus4dBu (HDSP_DAGain0) +#define HDSP_DAGainMinus10dBV 0 + +#define HDSP_PhoneGainMask (HDSP_PhoneGain0|HDSP_PhoneGain1) +#define HDSP_PhoneGain0dB HDSP_PhoneGainMask +#define HDSP_PhoneGainMinus6dB (HDSP_PhoneGain0) +#define HDSP_PhoneGainMinus12dB 0 + +#define HDSP_LatencyMask (HDSP_Latency0|HDSP_Latency1|HDSP_Latency2) +#define HDSP_FrequencyMask (HDSP_Frequency0|HDSP_Frequency1|HDSP_DoubleSpeed|HDSP_QuadSpeed) + +#define HDSP_SPDIFInputMask (HDSP_SPDIFInputSelect0|HDSP_SPDIFInputSelect1) +#define HDSP_SPDIFInputADAT1 0 +#define HDSP_SPDIFInputCoaxial (HDSP_SPDIFInputSelect0) +#define HDSP_SPDIFInputCdrom (HDSP_SPDIFInputSelect1) +#define HDSP_SPDIFInputAES (HDSP_SPDIFInputSelect0|HDSP_SPDIFInputSelect1) + +#define HDSP_SyncRefMask (HDSP_SyncRef0|HDSP_SyncRef1|HDSP_SyncRef2) +#define HDSP_SyncRef_ADAT1 0 +#define HDSP_SyncRef_ADAT2 (HDSP_SyncRef0) +#define HDSP_SyncRef_ADAT3 (HDSP_SyncRef1) +#define HDSP_SyncRef_SPDIF (HDSP_SyncRef0|HDSP_SyncRef1) +#define HDSP_SyncRef_WORD (HDSP_SyncRef2) +#define HDSP_SyncRef_ADAT_SYNC (HDSP_SyncRef0|HDSP_SyncRef2) + +/* Sample Clock Sources */ + +#define HDSP_CLOCK_SOURCE_AUTOSYNC 0 +#define HDSP_CLOCK_SOURCE_INTERNAL_32KHZ 1 +#define HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ 2 +#define HDSP_CLOCK_SOURCE_INTERNAL_48KHZ 3 +#define HDSP_CLOCK_SOURCE_INTERNAL_64KHZ 4 +#define HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ 5 +#define HDSP_CLOCK_SOURCE_INTERNAL_96KHZ 6 +#define HDSP_CLOCK_SOURCE_INTERNAL_128KHZ 7 +#define HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ 8 +#define HDSP_CLOCK_SOURCE_INTERNAL_192KHZ 9 + +/* Preferred sync reference choices - used by "pref_sync_ref" control switch */ + +#define HDSP_SYNC_FROM_WORD 0 +#define HDSP_SYNC_FROM_SPDIF 1 +#define HDSP_SYNC_FROM_ADAT1 2 +#define HDSP_SYNC_FROM_ADAT_SYNC 3 +#define HDSP_SYNC_FROM_ADAT2 4 +#define HDSP_SYNC_FROM_ADAT3 5 + +/* SyncCheck status */ + +#define HDSP_SYNC_CHECK_NO_LOCK 0 +#define HDSP_SYNC_CHECK_LOCK 1 +#define HDSP_SYNC_CHECK_SYNC 2 + +/* AutoSync references - used by "autosync_ref" control switch */ + +#define HDSP_AUTOSYNC_FROM_WORD 0 +#define HDSP_AUTOSYNC_FROM_ADAT_SYNC 1 +#define HDSP_AUTOSYNC_FROM_SPDIF 2 +#define HDSP_AUTOSYNC_FROM_NONE 3 +#define HDSP_AUTOSYNC_FROM_ADAT1 4 +#define HDSP_AUTOSYNC_FROM_ADAT2 5 +#define HDSP_AUTOSYNC_FROM_ADAT3 6 + +/* Possible sources of S/PDIF input */ + +#define HDSP_SPDIFIN_OPTICAL 0 /* optical (ADAT1) */ +#define HDSP_SPDIFIN_COAXIAL 1 /* coaxial (RCA) */ +#define HDSP_SPDIFIN_INTERNAL 2 /* internal (CDROM) */ +#define HDSP_SPDIFIN_AES 3 /* xlr for H9632 (AES)*/ + +#define HDSP_Frequency32KHz HDSP_Frequency0 +#define HDSP_Frequency44_1KHz HDSP_Frequency1 +#define HDSP_Frequency48KHz (HDSP_Frequency1|HDSP_Frequency0) +#define HDSP_Frequency64KHz (HDSP_DoubleSpeed|HDSP_Frequency0) +#define HDSP_Frequency88_2KHz (HDSP_DoubleSpeed|HDSP_Frequency1) +#define HDSP_Frequency96KHz (HDSP_DoubleSpeed|HDSP_Frequency1|HDSP_Frequency0) +/* For H9632 cards */ +#define HDSP_Frequency128KHz (HDSP_QuadSpeed|HDSP_DoubleSpeed|HDSP_Frequency0) +#define HDSP_Frequency176_4KHz (HDSP_QuadSpeed|HDSP_DoubleSpeed|HDSP_Frequency1) +#define HDSP_Frequency192KHz (HDSP_QuadSpeed|HDSP_DoubleSpeed|HDSP_Frequency1|HDSP_Frequency0) +/* RME says n = 104857600000000, but in the windows MADI driver, I see: + return 104857600000000 / rate; // 100 MHz + return 110100480000000 / rate; // 105 MHz +*/ +#define DDS_NUMERATOR 104857600000000ULL /* = 2^20 * 10^8 */ + +#define hdsp_encode_latency(x) (((x)<<1) & HDSP_LatencyMask) +#define hdsp_decode_latency(x) (((x) & HDSP_LatencyMask)>>1) + +#define hdsp_encode_spdif_in(x) (((x)&0x3)<<14) +#define hdsp_decode_spdif_in(x) (((x)>>14)&0x3) + +/* Status Register bits */ + +#define HDSP_audioIRQPending (1<<0) +#define HDSP_Lock2 (1<<1) /* this is for Digiface and H9652 */ +#define HDSP_spdifFrequency3 HDSP_Lock2 /* this is for H9632 only */ +#define HDSP_Lock1 (1<<2) +#define HDSP_Lock0 (1<<3) +#define HDSP_SPDIFSync (1<<4) +#define HDSP_TimecodeLock (1<<5) +#define HDSP_BufferPositionMask 0x000FFC0 /* Bit 6..15 : h/w buffer pointer */ +#define HDSP_Sync2 (1<<16) +#define HDSP_Sync1 (1<<17) +#define HDSP_Sync0 (1<<18) +#define HDSP_DoubleSpeedStatus (1<<19) +#define HDSP_ConfigError (1<<20) +#define HDSP_DllError (1<<21) +#define HDSP_spdifFrequency0 (1<<22) +#define HDSP_spdifFrequency1 (1<<23) +#define HDSP_spdifFrequency2 (1<<24) +#define HDSP_SPDIFErrorFlag (1<<25) +#define HDSP_BufferID (1<<26) +#define HDSP_TimecodeSync (1<<27) +#define HDSP_AEBO (1<<28) /* H9632 specific Analog Extension Boards */ +#define HDSP_AEBI (1<<29) /* 0 = present, 1 = absent */ +#define HDSP_midi0IRQPending (1<<30) +#define HDSP_midi1IRQPending (1<<31) + +#define HDSP_spdifFrequencyMask (HDSP_spdifFrequency0|HDSP_spdifFrequency1|HDSP_spdifFrequency2) +#define HDSP_spdifFrequencyMask_9632 (HDSP_spdifFrequency0|\ + HDSP_spdifFrequency1|\ + HDSP_spdifFrequency2|\ + HDSP_spdifFrequency3) + +#define HDSP_spdifFrequency32KHz (HDSP_spdifFrequency0) +#define HDSP_spdifFrequency44_1KHz (HDSP_spdifFrequency1) +#define HDSP_spdifFrequency48KHz (HDSP_spdifFrequency0|HDSP_spdifFrequency1) + +#define HDSP_spdifFrequency64KHz (HDSP_spdifFrequency2) +#define HDSP_spdifFrequency88_2KHz (HDSP_spdifFrequency0|HDSP_spdifFrequency2) +#define HDSP_spdifFrequency96KHz (HDSP_spdifFrequency2|HDSP_spdifFrequency1) + +/* This is for H9632 cards */ +#define HDSP_spdifFrequency128KHz (HDSP_spdifFrequency0|\ + HDSP_spdifFrequency1|\ + HDSP_spdifFrequency2) +#define HDSP_spdifFrequency176_4KHz HDSP_spdifFrequency3 +#define HDSP_spdifFrequency192KHz (HDSP_spdifFrequency3|HDSP_spdifFrequency0) + +/* Status2 Register bits */ + +#define HDSP_version0 (1<<0) +#define HDSP_version1 (1<<1) +#define HDSP_version2 (1<<2) +#define HDSP_wc_lock (1<<3) +#define HDSP_wc_sync (1<<4) +#define HDSP_inp_freq0 (1<<5) +#define HDSP_inp_freq1 (1<<6) +#define HDSP_inp_freq2 (1<<7) +#define HDSP_SelSyncRef0 (1<<8) +#define HDSP_SelSyncRef1 (1<<9) +#define HDSP_SelSyncRef2 (1<<10) + +#define HDSP_wc_valid (HDSP_wc_lock|HDSP_wc_sync) + +#define HDSP_systemFrequencyMask (HDSP_inp_freq0|HDSP_inp_freq1|HDSP_inp_freq2) +#define HDSP_systemFrequency32 (HDSP_inp_freq0) +#define HDSP_systemFrequency44_1 (HDSP_inp_freq1) +#define HDSP_systemFrequency48 (HDSP_inp_freq0|HDSP_inp_freq1) +#define HDSP_systemFrequency64 (HDSP_inp_freq2) +#define HDSP_systemFrequency88_2 (HDSP_inp_freq0|HDSP_inp_freq2) +#define HDSP_systemFrequency96 (HDSP_inp_freq1|HDSP_inp_freq2) +/* FIXME : more values for 9632 cards ? */ + +#define HDSP_SelSyncRefMask (HDSP_SelSyncRef0|HDSP_SelSyncRef1|HDSP_SelSyncRef2) +#define HDSP_SelSyncRef_ADAT1 0 +#define HDSP_SelSyncRef_ADAT2 (HDSP_SelSyncRef0) +#define HDSP_SelSyncRef_ADAT3 (HDSP_SelSyncRef1) +#define HDSP_SelSyncRef_SPDIF (HDSP_SelSyncRef0|HDSP_SelSyncRef1) +#define HDSP_SelSyncRef_WORD (HDSP_SelSyncRef2) +#define HDSP_SelSyncRef_ADAT_SYNC (HDSP_SelSyncRef0|HDSP_SelSyncRef2) + +/* Card state flags */ + +#define HDSP_InitializationComplete (1<<0) +#define HDSP_FirmwareLoaded (1<<1) +#define HDSP_FirmwareCached (1<<2) + +/* FIFO wait times, defined in terms of 1/10ths of msecs */ + +#define HDSP_LONG_WAIT 5000 +#define HDSP_SHORT_WAIT 30 + +#define UNITY_GAIN 32768 +#define MINUS_INFINITY_GAIN 0 + +/* the size of a substream (1 mono data stream) */ + +#define HDSP_CHANNEL_BUFFER_SAMPLES (16*1024) +#define HDSP_CHANNEL_BUFFER_BYTES (4*HDSP_CHANNEL_BUFFER_SAMPLES) + +/* the size of the area we need to allocate for DMA transfers. the + size is the same regardless of the number of channels - the + Multiface still uses the same memory area. + + Note that we allocate 1 more channel than is apparently needed + because the h/w seems to write 1 byte beyond the end of the last + page. Sigh. +*/ + +#define HDSP_DMA_AREA_BYTES ((HDSP_MAX_CHANNELS+1) * HDSP_CHANNEL_BUFFER_BYTES) +#define HDSP_DMA_AREA_KILOBYTES (HDSP_DMA_AREA_BYTES/1024) + +#define HDSP_FIRMWARE_SIZE (24413 * 4) + +struct hdsp_9632_meters { + u32 input_peak[16]; + u32 playback_peak[16]; + u32 output_peak[16]; + u32 xxx_peak[16]; + u32 padding[64]; + u32 input_rms_low[16]; + u32 playback_rms_low[16]; + u32 output_rms_low[16]; + u32 xxx_rms_low[16]; + u32 input_rms_high[16]; + u32 playback_rms_high[16]; + u32 output_rms_high[16]; + u32 xxx_rms_high[16]; +}; + +struct hdsp_midi { + struct hdsp *hdsp; + int id; + struct snd_rawmidi *rmidi; + struct snd_rawmidi_substream *input; + struct snd_rawmidi_substream *output; + signed char istimer; /* timer in use */ + struct timer_list timer; + spinlock_t lock; + int pending; +}; + +struct hdsp { + spinlock_t lock; + struct snd_pcm_substream *capture_substream; + struct snd_pcm_substream *playback_substream; + struct hdsp_midi midi[2]; + struct work_struct midi_work; + int use_midi_work; + int precise_ptr; + u32 control_register; /* cached value */ + u32 control2_register; /* cached value */ + u32 creg_spdif; + u32 creg_spdif_stream; + int clock_source_locked; + char *card_name; /* digiface/multiface/rpm */ + enum HDSP_IO_Type io_type; /* ditto, but for code use */ + unsigned short firmware_rev; + unsigned short state; /* stores state bits */ + const struct firmware *firmware; + u32 *fw_uploaded; + size_t period_bytes; /* guess what this is */ + unsigned char max_channels; + unsigned char qs_in_channels; /* quad speed mode for H9632 */ + unsigned char ds_in_channels; + unsigned char ss_in_channels; /* different for multiface/digiface */ + unsigned char qs_out_channels; + unsigned char ds_out_channels; + unsigned char ss_out_channels; + u32 io_loopback; /* output loopback channel states*/ + + /* DMA buffers; those are copied instances from the original snd_dma_buf + * objects (which are managed via devres) for the address alignments + */ + struct snd_dma_buffer capture_dma_buf; + struct snd_dma_buffer playback_dma_buf; + unsigned char *capture_buffer; /* suitably aligned address */ + unsigned char *playback_buffer; /* suitably aligned address */ + + pid_t capture_pid; + pid_t playback_pid; + int running; + int system_sample_rate; + const signed char *channel_map; + int dev; + int irq; + unsigned long port; + void __iomem *iobase; + struct snd_card *card; + struct snd_pcm *pcm; + struct snd_hwdep *hwdep; + struct pci_dev *pci; + struct snd_kcontrol *spdif_ctl; + unsigned short mixer_matrix[HDSP_MATRIX_MIXER_SIZE]; + unsigned int dds_value; /* last value written to freq register */ +}; + +/* These tables map the ALSA channels 1..N to the channels that we + need to use in order to find the relevant channel buffer. RME + refer to this kind of mapping as between "the ADAT channel and + the DMA channel." We index it using the logical audio channel, + and the value is the DMA channel (i.e. channel buffer number) + where the data for that channel can be read/written from/to. +*/ + +static const signed char channel_map_df_ss[HDSP_MAX_CHANNELS] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + 18, 19, 20, 21, 22, 23, 24, 25 +}; + +static const char channel_map_mf_ss[HDSP_MAX_CHANNELS] = { /* Multiface */ + /* Analog */ + 0, 1, 2, 3, 4, 5, 6, 7, + /* ADAT 2 */ + 16, 17, 18, 19, 20, 21, 22, 23, + /* SPDIF */ + 24, 25, + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const signed char channel_map_ds[HDSP_MAX_CHANNELS] = { + /* ADAT channels are remapped */ + 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, + /* channels 12 and 13 are S/PDIF */ + 24, 25, + /* others don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const signed char channel_map_H9632_ss[HDSP_MAX_CHANNELS] = { + /* ADAT channels */ + 0, 1, 2, 3, 4, 5, 6, 7, + /* SPDIF */ + 8, 9, + /* Analog */ + 10, 11, + /* AO4S-192 and AI4S-192 extension boards */ + 12, 13, 14, 15, + /* others don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1 +}; + +static const signed char channel_map_H9632_ds[HDSP_MAX_CHANNELS] = { + /* ADAT */ + 1, 3, 5, 7, + /* SPDIF */ + 8, 9, + /* Analog */ + 10, 11, + /* AO4S-192 and AI4S-192 extension boards */ + 12, 13, 14, 15, + /* others don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1 +}; + +static const signed char channel_map_H9632_qs[HDSP_MAX_CHANNELS] = { + /* ADAT is disabled in this mode */ + /* SPDIF */ + 8, 9, + /* Analog */ + 10, 11, + /* AO4S-192 and AI4S-192 extension boards */ + 12, 13, 14, 15, + /* others don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1 +}; + +static struct snd_dma_buffer * +snd_hammerfall_get_buffer(struct pci_dev *pci, size_t size) +{ + return snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, size); +} + +static const struct pci_device_id snd_hdsp_ids[] = { + { + .vendor = PCI_VENDOR_ID_XILINX, + .device = PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, /* RME Hammerfall-DSP */ + { 0, }, +}; + +MODULE_DEVICE_TABLE(pci, snd_hdsp_ids); + +/* prototypes */ +static int snd_hdsp_create_alsa_devices(struct snd_card *card, struct hdsp *hdsp); +static int snd_hdsp_create_pcm(struct snd_card *card, struct hdsp *hdsp); +static int snd_hdsp_enable_io (struct hdsp *hdsp); +static void snd_hdsp_initialize_midi_flush (struct hdsp *hdsp); +static void snd_hdsp_initialize_channels (struct hdsp *hdsp); +static int hdsp_fifo_wait(struct hdsp *hdsp, int count, int timeout); +static int hdsp_autosync_ref(struct hdsp *hdsp); +static int snd_hdsp_set_defaults(struct hdsp *hdsp); +static void snd_hdsp_9652_enable_mixer (struct hdsp *hdsp); + +static int hdsp_playback_to_output_key (struct hdsp *hdsp, int in, int out) +{ + switch (hdsp->io_type) { + case Multiface: + case Digiface: + case RPM: + default: + if (hdsp->firmware_rev == 0xa) + return (64 * out) + (32 + (in)); + else + return (52 * out) + (26 + (in)); + case H9632: + return (32 * out) + (16 + (in)); + case H9652: + return (52 * out) + (26 + (in)); + } +} + +static int hdsp_input_to_output_key (struct hdsp *hdsp, int in, int out) +{ + switch (hdsp->io_type) { + case Multiface: + case Digiface: + case RPM: + default: + if (hdsp->firmware_rev == 0xa) + return (64 * out) + in; + else + return (52 * out) + in; + case H9632: + return (32 * out) + in; + case H9652: + return (52 * out) + in; + } +} + +static void hdsp_write(struct hdsp *hdsp, int reg, int val) +{ + writel(val, hdsp->iobase + reg); +} + +static unsigned int hdsp_read(struct hdsp *hdsp, int reg) +{ + return readl (hdsp->iobase + reg); +} + +static int hdsp_check_for_iobox (struct hdsp *hdsp) +{ + int i; + + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return 0; + for (i = 0; i < 500; i++) { + if (0 == (hdsp_read(hdsp, HDSP_statusRegister) & + HDSP_ConfigError)) { + if (i) { + dev_dbg(hdsp->card->dev, + "IO box found after %d ms\n", + (20 * i)); + } + return 0; + } + msleep(20); + } + dev_err(hdsp->card->dev, "no IO box connected!\n"); + hdsp->state &= ~HDSP_FirmwareLoaded; + return -EIO; +} + +static int hdsp_wait_for_iobox(struct hdsp *hdsp, unsigned int loops, + unsigned int delay) +{ + unsigned int i; + + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) + return 0; + + for (i = 0; i != loops; ++i) { + if (hdsp_read(hdsp, HDSP_statusRegister) & HDSP_ConfigError) + msleep(delay); + else { + dev_dbg(hdsp->card->dev, "iobox found after %ums!\n", + i * delay); + return 0; + } + } + + dev_info(hdsp->card->dev, "no IO box connected!\n"); + hdsp->state &= ~HDSP_FirmwareLoaded; + return -EIO; +} + +static int snd_hdsp_load_firmware_from_cache(struct hdsp *hdsp) { + + int i; + unsigned long flags; + const u32 *cache; + + if (hdsp->fw_uploaded) + cache = hdsp->fw_uploaded; + else { + if (!hdsp->firmware) + return -ENODEV; + cache = (u32 *)hdsp->firmware->data; + if (!cache) + return -ENODEV; + } + + if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) { + + dev_info(hdsp->card->dev, "loading firmware\n"); + + hdsp_write (hdsp, HDSP_control2Reg, HDSP_S_PROGRAM); + hdsp_write (hdsp, HDSP_fifoData, 0); + + if (hdsp_fifo_wait (hdsp, 0, HDSP_LONG_WAIT)) { + dev_info(hdsp->card->dev, + "timeout waiting for download preparation\n"); + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200); + return -EIO; + } + + hdsp_write (hdsp, HDSP_control2Reg, HDSP_S_LOAD); + + for (i = 0; i < HDSP_FIRMWARE_SIZE / 4; ++i) { + hdsp_write(hdsp, HDSP_fifoData, cache[i]); + if (hdsp_fifo_wait (hdsp, 127, HDSP_LONG_WAIT)) { + dev_info(hdsp->card->dev, + "timeout during firmware loading\n"); + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200); + return -EIO; + } + } + + hdsp_fifo_wait(hdsp, 3, HDSP_LONG_WAIT); + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200); + + ssleep(3); +#ifdef SNDRV_BIG_ENDIAN + hdsp->control2_register = HDSP_BIGENDIAN_MODE; +#else + hdsp->control2_register = 0; +#endif + hdsp_write (hdsp, HDSP_control2Reg, hdsp->control2_register); + dev_info(hdsp->card->dev, "finished firmware loading\n"); + + } + if (hdsp->state & HDSP_InitializationComplete) { + dev_info(hdsp->card->dev, + "firmware loaded from cache, restoring defaults\n"); + spin_lock_irqsave(&hdsp->lock, flags); + snd_hdsp_set_defaults(hdsp); + spin_unlock_irqrestore(&hdsp->lock, flags); + } + + hdsp->state |= HDSP_FirmwareLoaded; + + return 0; +} + +static int hdsp_get_iobox_version (struct hdsp *hdsp) +{ + if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) { + + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD); + hdsp_write(hdsp, HDSP_fifoData, 0); + + if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0) { + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300); + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD); + } + + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S200 | HDSP_PROGRAM); + hdsp_write (hdsp, HDSP_fifoData, 0); + if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0) + goto set_multi; + + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD); + hdsp_write(hdsp, HDSP_fifoData, 0); + if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) == 0) { + hdsp->io_type = Digiface; + dev_info(hdsp->card->dev, "Digiface found\n"); + return 0; + } + + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300); + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD); + hdsp_write(hdsp, HDSP_fifoData, 0); + if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) == 0) + goto set_multi; + + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S300); + hdsp_write(hdsp, HDSP_control2Reg, HDSP_S_LOAD); + hdsp_write(hdsp, HDSP_fifoData, 0); + if (hdsp_fifo_wait(hdsp, 0, HDSP_SHORT_WAIT) < 0) + goto set_multi; + + hdsp->io_type = RPM; + dev_info(hdsp->card->dev, "RPM found\n"); + return 0; + } else { + /* firmware was already loaded, get iobox type */ + if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version2) + hdsp->io_type = RPM; + else if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version1) + hdsp->io_type = Multiface; + else + hdsp->io_type = Digiface; + } + return 0; + +set_multi: + hdsp->io_type = Multiface; + dev_info(hdsp->card->dev, "Multiface found\n"); + return 0; +} + + +static int hdsp_request_fw_loader(struct hdsp *hdsp); + +static int hdsp_check_for_firmware (struct hdsp *hdsp, int load_on_demand) +{ + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) + return 0; + if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) { + hdsp->state &= ~HDSP_FirmwareLoaded; + if (! load_on_demand) + return -EIO; + dev_err(hdsp->card->dev, "firmware not present.\n"); + /* try to load firmware */ + if (! (hdsp->state & HDSP_FirmwareCached)) { + if (! hdsp_request_fw_loader(hdsp)) + return 0; + dev_err(hdsp->card->dev, + "No firmware loaded nor cached, please upload firmware.\n"); + return -EIO; + } + if (snd_hdsp_load_firmware_from_cache(hdsp) != 0) { + dev_err(hdsp->card->dev, + "Firmware loading from cache failed, please upload manually.\n"); + return -EIO; + } + } + return 0; +} + + +static int hdsp_fifo_wait(struct hdsp *hdsp, int count, int timeout) +{ + int i; + + /* the fifoStatus registers reports on how many words + are available in the command FIFO. + */ + + for (i = 0; i < timeout; i++) { + + if ((int)(hdsp_read (hdsp, HDSP_fifoStatus) & 0xff) <= count) + return 0; + + /* not very friendly, but we only do this during a firmware + load and changing the mixer, so we just put up with it. + */ + + udelay (100); + } + + dev_warn(hdsp->card->dev, + "wait for FIFO status <= %d failed after %d iterations\n", + count, timeout); + return -1; +} + +static int hdsp_read_gain (struct hdsp *hdsp, unsigned int addr) +{ + if (addr >= HDSP_MATRIX_MIXER_SIZE) + return 0; + + return hdsp->mixer_matrix[addr]; +} + +static int hdsp_write_gain(struct hdsp *hdsp, unsigned int addr, unsigned short data) +{ + unsigned int ad; + + if (addr >= HDSP_MATRIX_MIXER_SIZE) + return -1; + + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) { + + /* from martin bjornsen: + + "You can only write dwords to the + mixer memory which contain two + mixer values in the low and high + word. So if you want to change + value 0 you have to read value 1 + from the cache and write both to + the first dword in the mixer + memory." + */ + + if (hdsp->io_type == H9632 && addr >= 512) + return 0; + + if (hdsp->io_type == H9652 && addr >= 1352) + return 0; + + hdsp->mixer_matrix[addr] = data; + + + /* `addr' addresses a 16-bit wide address, but + the address space accessed via hdsp_write + uses byte offsets. put another way, addr + varies from 0 to 1351, but to access the + corresponding memory location, we need + to access 0 to 2703 ... + */ + ad = addr/2; + + hdsp_write (hdsp, 4096 + (ad*4), + (hdsp->mixer_matrix[(addr&0x7fe)+1] << 16) + + hdsp->mixer_matrix[addr&0x7fe]); + + return 0; + + } else { + + ad = (addr << 16) + data; + + if (hdsp_fifo_wait(hdsp, 127, HDSP_LONG_WAIT)) + return -1; + + hdsp_write (hdsp, HDSP_fifoData, ad); + hdsp->mixer_matrix[addr] = data; + + } + + return 0; +} + +static int snd_hdsp_use_is_exclusive(struct hdsp *hdsp) +{ + unsigned long flags; + int ret = 1; + + spin_lock_irqsave(&hdsp->lock, flags); + if ((hdsp->playback_pid != hdsp->capture_pid) && + (hdsp->playback_pid >= 0) && (hdsp->capture_pid >= 0)) + ret = 0; + spin_unlock_irqrestore(&hdsp->lock, flags); + return ret; +} + +static int hdsp_spdif_sample_rate(struct hdsp *hdsp) +{ + unsigned int status = hdsp_read(hdsp, HDSP_statusRegister); + unsigned int rate_bits = (status & HDSP_spdifFrequencyMask); + + /* For the 9632, the mask is different */ + if (hdsp->io_type == H9632) + rate_bits = (status & HDSP_spdifFrequencyMask_9632); + + if (status & HDSP_SPDIFErrorFlag) + return 0; + + switch (rate_bits) { + case HDSP_spdifFrequency32KHz: return 32000; + case HDSP_spdifFrequency44_1KHz: return 44100; + case HDSP_spdifFrequency48KHz: return 48000; + case HDSP_spdifFrequency64KHz: return 64000; + case HDSP_spdifFrequency88_2KHz: return 88200; + case HDSP_spdifFrequency96KHz: return 96000; + case HDSP_spdifFrequency128KHz: + if (hdsp->io_type == H9632) return 128000; + break; + case HDSP_spdifFrequency176_4KHz: + if (hdsp->io_type == H9632) return 176400; + break; + case HDSP_spdifFrequency192KHz: + if (hdsp->io_type == H9632) return 192000; + break; + default: + break; + } + dev_warn(hdsp->card->dev, + "unknown spdif frequency status; bits = 0x%x, status = 0x%x\n", + rate_bits, status); + return 0; +} + +static int hdsp_external_sample_rate(struct hdsp *hdsp) +{ + unsigned int status2 = hdsp_read(hdsp, HDSP_status2Register); + unsigned int rate_bits = status2 & HDSP_systemFrequencyMask; + + /* For the 9632 card, there seems to be no bit for indicating external + * sample rate greater than 96kHz. The card reports the corresponding + * single speed. So the best means seems to get spdif rate when + * autosync reference is spdif */ + if (hdsp->io_type == H9632 && + hdsp_autosync_ref(hdsp) == HDSP_AUTOSYNC_FROM_SPDIF) + return hdsp_spdif_sample_rate(hdsp); + + switch (rate_bits) { + case HDSP_systemFrequency32: return 32000; + case HDSP_systemFrequency44_1: return 44100; + case HDSP_systemFrequency48: return 48000; + case HDSP_systemFrequency64: return 64000; + case HDSP_systemFrequency88_2: return 88200; + case HDSP_systemFrequency96: return 96000; + default: + return 0; + } +} + +static void hdsp_compute_period_size(struct hdsp *hdsp) +{ + hdsp->period_bytes = 1 << ((hdsp_decode_latency(hdsp->control_register) + 8)); +} + +static snd_pcm_uframes_t hdsp_hw_pointer(struct hdsp *hdsp) +{ + int position; + + position = hdsp_read(hdsp, HDSP_statusRegister); + + if (!hdsp->precise_ptr) + return (position & HDSP_BufferID) ? (hdsp->period_bytes / 4) : 0; + + position &= HDSP_BufferPositionMask; + position /= 4; + position &= (hdsp->period_bytes/2) - 1; + return position; +} + +static void hdsp_reset_hw_pointer(struct hdsp *hdsp) +{ + hdsp_write (hdsp, HDSP_resetPointer, 0); + if (hdsp->io_type == H9632 && hdsp->firmware_rev >= 152) + /* HDSP_resetPointer = HDSP_freqReg, which is strange and + * requires (?) to write again DDS value after a reset pointer + * (at least, it works like this) */ + hdsp_write (hdsp, HDSP_freqReg, hdsp->dds_value); +} + +static void hdsp_start_audio(struct hdsp *s) +{ + s->control_register |= (HDSP_AudioInterruptEnable | HDSP_Start); + hdsp_write(s, HDSP_controlRegister, s->control_register); +} + +static void hdsp_stop_audio(struct hdsp *s) +{ + s->control_register &= ~(HDSP_Start | HDSP_AudioInterruptEnable); + hdsp_write(s, HDSP_controlRegister, s->control_register); +} + +static void hdsp_silence_playback(struct hdsp *hdsp) +{ + memset(hdsp->playback_buffer, 0, HDSP_DMA_AREA_BYTES); +} + +static int hdsp_set_interrupt_interval(struct hdsp *s, unsigned int frames) +{ + int n; + + spin_lock_irq(&s->lock); + + frames >>= 7; + n = 0; + while (frames) { + n++; + frames >>= 1; + } + + s->control_register &= ~HDSP_LatencyMask; + s->control_register |= hdsp_encode_latency(n); + + hdsp_write(s, HDSP_controlRegister, s->control_register); + + hdsp_compute_period_size(s); + + spin_unlock_irq(&s->lock); + + return 0; +} + +static void hdsp_set_dds_value(struct hdsp *hdsp, int rate) +{ + u64 n; + + if (rate >= 112000) + rate /= 4; + else if (rate >= 56000) + rate /= 2; + + n = DDS_NUMERATOR; + n = div_u64(n, rate); + /* n should be less than 2^32 for being written to FREQ register */ + snd_BUG_ON(n >> 32); + /* HDSP_freqReg and HDSP_resetPointer are the same, so keep the DDS + value to write it after a reset */ + hdsp->dds_value = n; + hdsp_write(hdsp, HDSP_freqReg, hdsp->dds_value); +} + +static int hdsp_set_rate(struct hdsp *hdsp, int rate, int called_internally) +{ + int reject_if_open = 0; + int current_rate; + int rate_bits; + + /* ASSUMPTION: hdsp->lock is either held, or + there is no need for it (e.g. during module + initialization). + */ + + if (!(hdsp->control_register & HDSP_ClockModeMaster)) { + if (called_internally) { + /* request from ctl or card initialization */ + dev_err(hdsp->card->dev, + "device is not running as a clock master: cannot set sample rate.\n"); + return -1; + } else { + /* hw_param request while in AutoSync mode */ + int external_freq = hdsp_external_sample_rate(hdsp); + int spdif_freq = hdsp_spdif_sample_rate(hdsp); + + if ((spdif_freq == external_freq*2) && (hdsp_autosync_ref(hdsp) >= HDSP_AUTOSYNC_FROM_ADAT1)) + dev_info(hdsp->card->dev, + "Detected ADAT in double speed mode\n"); + else if (hdsp->io_type == H9632 && (spdif_freq == external_freq*4) && (hdsp_autosync_ref(hdsp) >= HDSP_AUTOSYNC_FROM_ADAT1)) + dev_info(hdsp->card->dev, + "Detected ADAT in quad speed mode\n"); + else if (rate != external_freq) { + dev_info(hdsp->card->dev, + "No AutoSync source for requested rate\n"); + return -1; + } + } + } + + current_rate = hdsp->system_sample_rate; + + /* Changing from a "single speed" to a "double speed" rate is + not allowed if any substreams are open. This is because + such a change causes a shift in the location of + the DMA buffers and a reduction in the number of available + buffers. + + Note that a similar but essentially insoluble problem + exists for externally-driven rate changes. All we can do + is to flag rate changes in the read/write routines. */ + + if (rate > 96000 && hdsp->io_type != H9632) + return -EINVAL; + + switch (rate) { + case 32000: + if (current_rate > 48000) + reject_if_open = 1; + rate_bits = HDSP_Frequency32KHz; + break; + case 44100: + if (current_rate > 48000) + reject_if_open = 1; + rate_bits = HDSP_Frequency44_1KHz; + break; + case 48000: + if (current_rate > 48000) + reject_if_open = 1; + rate_bits = HDSP_Frequency48KHz; + break; + case 64000: + if (current_rate <= 48000 || current_rate > 96000) + reject_if_open = 1; + rate_bits = HDSP_Frequency64KHz; + break; + case 88200: + if (current_rate <= 48000 || current_rate > 96000) + reject_if_open = 1; + rate_bits = HDSP_Frequency88_2KHz; + break; + case 96000: + if (current_rate <= 48000 || current_rate > 96000) + reject_if_open = 1; + rate_bits = HDSP_Frequency96KHz; + break; + case 128000: + if (current_rate < 128000) + reject_if_open = 1; + rate_bits = HDSP_Frequency128KHz; + break; + case 176400: + if (current_rate < 128000) + reject_if_open = 1; + rate_bits = HDSP_Frequency176_4KHz; + break; + case 192000: + if (current_rate < 128000) + reject_if_open = 1; + rate_bits = HDSP_Frequency192KHz; + break; + default: + return -EINVAL; + } + + if (reject_if_open && (hdsp->capture_pid >= 0 || hdsp->playback_pid >= 0)) { + dev_warn(hdsp->card->dev, + "cannot change speed mode (capture PID = %d, playback PID = %d)\n", + hdsp->capture_pid, + hdsp->playback_pid); + return -EBUSY; + } + + hdsp->control_register &= ~HDSP_FrequencyMask; + hdsp->control_register |= rate_bits; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + + /* For HDSP9632 rev 152, need to set DDS value in FREQ register */ + if (hdsp->io_type == H9632 && hdsp->firmware_rev >= 152) + hdsp_set_dds_value(hdsp, rate); + + if (rate >= 128000) { + hdsp->channel_map = channel_map_H9632_qs; + } else if (rate > 48000) { + if (hdsp->io_type == H9632) + hdsp->channel_map = channel_map_H9632_ds; + else + hdsp->channel_map = channel_map_ds; + } else { + switch (hdsp->io_type) { + case RPM: + case Multiface: + hdsp->channel_map = channel_map_mf_ss; + break; + case Digiface: + case H9652: + hdsp->channel_map = channel_map_df_ss; + break; + case H9632: + hdsp->channel_map = channel_map_H9632_ss; + break; + default: + /* should never happen */ + break; + } + } + + hdsp->system_sample_rate = rate; + + return 0; +} + +/*---------------------------------------------------------------------------- + MIDI + ----------------------------------------------------------------------------*/ + +static unsigned char snd_hdsp_midi_read_byte (struct hdsp *hdsp, int id) +{ + /* the hardware already does the relevant bit-mask with 0xff */ + if (id) + return hdsp_read(hdsp, HDSP_midiDataIn1); + else + return hdsp_read(hdsp, HDSP_midiDataIn0); +} + +static void snd_hdsp_midi_write_byte (struct hdsp *hdsp, int id, int val) +{ + /* the hardware already does the relevant bit-mask with 0xff */ + if (id) + hdsp_write(hdsp, HDSP_midiDataOut1, val); + else + hdsp_write(hdsp, HDSP_midiDataOut0, val); +} + +static int snd_hdsp_midi_input_available (struct hdsp *hdsp, int id) +{ + if (id) + return (hdsp_read(hdsp, HDSP_midiStatusIn1) & 0xff); + else + return (hdsp_read(hdsp, HDSP_midiStatusIn0) & 0xff); +} + +static int snd_hdsp_midi_output_possible (struct hdsp *hdsp, int id) +{ + int fifo_bytes_used; + + if (id) + fifo_bytes_used = hdsp_read(hdsp, HDSP_midiStatusOut1) & 0xff; + else + fifo_bytes_used = hdsp_read(hdsp, HDSP_midiStatusOut0) & 0xff; + + if (fifo_bytes_used < 128) + return 128 - fifo_bytes_used; + else + return 0; +} + +static void snd_hdsp_flush_midi_input (struct hdsp *hdsp, int id) +{ + while (snd_hdsp_midi_input_available (hdsp, id)) + snd_hdsp_midi_read_byte (hdsp, id); +} + +static int snd_hdsp_midi_output_write (struct hdsp_midi *hmidi) +{ + unsigned long flags; + int n_pending; + int to_write; + int i; + unsigned char buf[128]; + + /* Output is not interrupt driven */ + + spin_lock_irqsave (&hmidi->lock, flags); + if (hmidi->output) { + if (!snd_rawmidi_transmit_empty (hmidi->output)) { + n_pending = snd_hdsp_midi_output_possible(hmidi->hdsp, hmidi->id); + if (n_pending > 0) { + if (n_pending > (int)sizeof (buf)) + n_pending = sizeof (buf); + + to_write = snd_rawmidi_transmit(hmidi->output, buf, n_pending); + if (to_write > 0) { + for (i = 0; i < to_write; ++i) + snd_hdsp_midi_write_byte (hmidi->hdsp, hmidi->id, buf[i]); + } + } + } + } + spin_unlock_irqrestore (&hmidi->lock, flags); + return 0; +} + +static int snd_hdsp_midi_input_read (struct hdsp_midi *hmidi) +{ + unsigned char buf[128]; /* this buffer is designed to match the MIDI input FIFO size */ + unsigned long flags; + int n_pending; + int i; + + spin_lock_irqsave (&hmidi->lock, flags); + n_pending = snd_hdsp_midi_input_available(hmidi->hdsp, hmidi->id); + if (n_pending > 0) { + if (hmidi->input) { + if (n_pending > (int)sizeof (buf)) + n_pending = sizeof (buf); + for (i = 0; i < n_pending; ++i) + buf[i] = snd_hdsp_midi_read_byte (hmidi->hdsp, hmidi->id); + if (n_pending) + snd_rawmidi_receive (hmidi->input, buf, n_pending); + } else { + /* flush the MIDI input FIFO */ + while (--n_pending) + snd_hdsp_midi_read_byte (hmidi->hdsp, hmidi->id); + } + } + hmidi->pending = 0; + if (hmidi->id) + hmidi->hdsp->control_register |= HDSP_Midi1InterruptEnable; + else + hmidi->hdsp->control_register |= HDSP_Midi0InterruptEnable; + hdsp_write(hmidi->hdsp, HDSP_controlRegister, hmidi->hdsp->control_register); + spin_unlock_irqrestore (&hmidi->lock, flags); + return snd_hdsp_midi_output_write (hmidi); +} + +static void snd_hdsp_midi_input_trigger(struct snd_rawmidi_substream *substream, int up) +{ + struct hdsp *hdsp; + struct hdsp_midi *hmidi; + unsigned long flags; + u32 ie; + + hmidi = (struct hdsp_midi *) substream->rmidi->private_data; + hdsp = hmidi->hdsp; + ie = hmidi->id ? HDSP_Midi1InterruptEnable : HDSP_Midi0InterruptEnable; + spin_lock_irqsave (&hdsp->lock, flags); + if (up) { + if (!(hdsp->control_register & ie)) { + snd_hdsp_flush_midi_input (hdsp, hmidi->id); + hdsp->control_register |= ie; + } + } else { + hdsp->control_register &= ~ie; + } + + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + spin_unlock_irqrestore (&hdsp->lock, flags); +} + +static void snd_hdsp_midi_output_timer(struct timer_list *t) +{ + struct hdsp_midi *hmidi = from_timer(hmidi, t, timer); + unsigned long flags; + + snd_hdsp_midi_output_write(hmidi); + spin_lock_irqsave (&hmidi->lock, flags); + + /* this does not bump hmidi->istimer, because the + kernel automatically removed the timer when it + expired, and we are now adding it back, thus + leaving istimer wherever it was set before. + */ + + if (hmidi->istimer) + mod_timer(&hmidi->timer, 1 + jiffies); + + spin_unlock_irqrestore (&hmidi->lock, flags); +} + +static void snd_hdsp_midi_output_trigger(struct snd_rawmidi_substream *substream, int up) +{ + struct hdsp_midi *hmidi; + unsigned long flags; + + hmidi = (struct hdsp_midi *) substream->rmidi->private_data; + spin_lock_irqsave (&hmidi->lock, flags); + if (up) { + if (!hmidi->istimer) { + timer_setup(&hmidi->timer, snd_hdsp_midi_output_timer, + 0); + mod_timer(&hmidi->timer, 1 + jiffies); + hmidi->istimer++; + } + } else { + if (hmidi->istimer && --hmidi->istimer <= 0) + del_timer (&hmidi->timer); + } + spin_unlock_irqrestore (&hmidi->lock, flags); + if (up) + snd_hdsp_midi_output_write(hmidi); +} + +static int snd_hdsp_midi_input_open(struct snd_rawmidi_substream *substream) +{ + struct hdsp_midi *hmidi; + + hmidi = (struct hdsp_midi *) substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + snd_hdsp_flush_midi_input (hmidi->hdsp, hmidi->id); + hmidi->input = substream; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static int snd_hdsp_midi_output_open(struct snd_rawmidi_substream *substream) +{ + struct hdsp_midi *hmidi; + + hmidi = (struct hdsp_midi *) substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + hmidi->output = substream; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static int snd_hdsp_midi_input_close(struct snd_rawmidi_substream *substream) +{ + struct hdsp_midi *hmidi; + + snd_hdsp_midi_input_trigger (substream, 0); + + hmidi = (struct hdsp_midi *) substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + hmidi->input = NULL; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static int snd_hdsp_midi_output_close(struct snd_rawmidi_substream *substream) +{ + struct hdsp_midi *hmidi; + + snd_hdsp_midi_output_trigger (substream, 0); + + hmidi = (struct hdsp_midi *) substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + hmidi->output = NULL; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static const struct snd_rawmidi_ops snd_hdsp_midi_output = +{ + .open = snd_hdsp_midi_output_open, + .close = snd_hdsp_midi_output_close, + .trigger = snd_hdsp_midi_output_trigger, +}; + +static const struct snd_rawmidi_ops snd_hdsp_midi_input = +{ + .open = snd_hdsp_midi_input_open, + .close = snd_hdsp_midi_input_close, + .trigger = snd_hdsp_midi_input_trigger, +}; + +static int snd_hdsp_create_midi (struct snd_card *card, struct hdsp *hdsp, int id) +{ + char buf[40]; + + hdsp->midi[id].id = id; + hdsp->midi[id].rmidi = NULL; + hdsp->midi[id].input = NULL; + hdsp->midi[id].output = NULL; + hdsp->midi[id].hdsp = hdsp; + hdsp->midi[id].istimer = 0; + hdsp->midi[id].pending = 0; + spin_lock_init (&hdsp->midi[id].lock); + + snprintf(buf, sizeof(buf), "%s MIDI %d", card->shortname, id + 1); + if (snd_rawmidi_new (card, buf, id, 1, 1, &hdsp->midi[id].rmidi) < 0) + return -1; + + sprintf(hdsp->midi[id].rmidi->name, "HDSP MIDI %d", id+1); + hdsp->midi[id].rmidi->private_data = &hdsp->midi[id]; + + snd_rawmidi_set_ops (hdsp->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_OUTPUT, &snd_hdsp_midi_output); + snd_rawmidi_set_ops (hdsp->midi[id].rmidi, SNDRV_RAWMIDI_STREAM_INPUT, &snd_hdsp_midi_input); + + hdsp->midi[id].rmidi->info_flags |= SNDRV_RAWMIDI_INFO_OUTPUT | + SNDRV_RAWMIDI_INFO_INPUT | + SNDRV_RAWMIDI_INFO_DUPLEX; + + return 0; +} + +/*----------------------------------------------------------------------------- + Control Interface + ----------------------------------------------------------------------------*/ + +static u32 snd_hdsp_convert_from_aes(struct snd_aes_iec958 *aes) +{ + u32 val = 0; + val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? HDSP_SPDIFProfessional : 0; + val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? HDSP_SPDIFNonAudio : 0; + if (val & HDSP_SPDIFProfessional) + val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? HDSP_SPDIFEmphasis : 0; + else + val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? HDSP_SPDIFEmphasis : 0; + return val; +} + +static void snd_hdsp_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) +{ + aes->status[0] = ((val & HDSP_SPDIFProfessional) ? IEC958_AES0_PROFESSIONAL : 0) | + ((val & HDSP_SPDIFNonAudio) ? IEC958_AES0_NONAUDIO : 0); + if (val & HDSP_SPDIFProfessional) + aes->status[0] |= (val & HDSP_SPDIFEmphasis) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0; + else + aes->status[0] |= (val & HDSP_SPDIFEmphasis) ? IEC958_AES0_CON_EMPHASIS_5015 : 0; +} + +static int snd_hdsp_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_hdsp_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + snd_hdsp_convert_to_aes(&ucontrol->value.iec958, hdsp->creg_spdif); + return 0; +} + +static int snd_hdsp_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + u32 val; + + val = snd_hdsp_convert_from_aes(&ucontrol->value.iec958); + spin_lock_irq(&hdsp->lock); + change = val != hdsp->creg_spdif; + hdsp->creg_spdif = val; + spin_unlock_irq(&hdsp->lock); + return change; +} + +static int snd_hdsp_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_hdsp_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + snd_hdsp_convert_to_aes(&ucontrol->value.iec958, hdsp->creg_spdif_stream); + return 0; +} + +static int snd_hdsp_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + u32 val; + + val = snd_hdsp_convert_from_aes(&ucontrol->value.iec958); + spin_lock_irq(&hdsp->lock); + change = val != hdsp->creg_spdif_stream; + hdsp->creg_spdif_stream = val; + hdsp->control_register &= ~(HDSP_SPDIFProfessional | HDSP_SPDIFNonAudio | HDSP_SPDIFEmphasis); + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register |= val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +static int snd_hdsp_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_hdsp_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + ucontrol->value.iec958.status[0] = kcontrol->private_value; + return 0; +} + +#define HDSP_SPDIF_IN(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_spdif_in, \ + .get = snd_hdsp_get_spdif_in, \ + .put = snd_hdsp_put_spdif_in } + +static unsigned int hdsp_spdif_in(struct hdsp *hdsp) +{ + return hdsp_decode_spdif_in(hdsp->control_register & HDSP_SPDIFInputMask); +} + +static int hdsp_set_spdif_input(struct hdsp *hdsp, int in) +{ + hdsp->control_register &= ~HDSP_SPDIFInputMask; + hdsp->control_register |= hdsp_encode_spdif_in(in); + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + +static int snd_hdsp_info_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[4] = { + "Optical", "Coaxial", "Internal", "AES" + }; + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 4 : 3, + texts); +} + +static int snd_hdsp_get_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_spdif_in(hdsp); + return 0; +} + +static int snd_hdsp_put_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0] % ((hdsp->io_type == H9632) ? 4 : 3); + spin_lock_irq(&hdsp->lock); + change = val != hdsp_spdif_in(hdsp); + if (change) + hdsp_set_spdif_input(hdsp, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_TOGGLE_SETTING(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .private_value = xindex, \ + .info = snd_hdsp_info_toggle_setting, \ + .get = snd_hdsp_get_toggle_setting, \ + .put = snd_hdsp_put_toggle_setting \ +} + +static int hdsp_toggle_setting(struct hdsp *hdsp, u32 regmask) +{ + return (hdsp->control_register & regmask) ? 1 : 0; +} + +static int hdsp_set_toggle_setting(struct hdsp *hdsp, u32 regmask, int out) +{ + if (out) + hdsp->control_register |= regmask; + else + hdsp->control_register &= ~regmask; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + + return 0; +} + +#define snd_hdsp_info_toggle_setting snd_ctl_boolean_mono_info + +static int snd_hdsp_get_toggle_setting(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + u32 regmask = kcontrol->private_value; + + spin_lock_irq(&hdsp->lock); + ucontrol->value.integer.value[0] = hdsp_toggle_setting(hdsp, regmask); + spin_unlock_irq(&hdsp->lock); + return 0; +} + +static int snd_hdsp_put_toggle_setting(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + u32 regmask = kcontrol->private_value; + int change; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdsp->lock); + change = (int) val != hdsp_toggle_setting(hdsp, regmask); + if (change) + hdsp_set_toggle_setting(hdsp, regmask, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_SPDIF_SAMPLE_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdsp_info_spdif_sample_rate, \ + .get = snd_hdsp_get_spdif_sample_rate \ +} + +static int snd_hdsp_info_spdif_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = { + "32000", "44100", "48000", "64000", "88200", "96000", + "None", "128000", "176400", "192000" + }; + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 10 : 7, + texts); +} + +static int snd_hdsp_get_spdif_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + switch (hdsp_spdif_sample_rate(hdsp)) { + case 32000: + ucontrol->value.enumerated.item[0] = 0; + break; + case 44100: + ucontrol->value.enumerated.item[0] = 1; + break; + case 48000: + ucontrol->value.enumerated.item[0] = 2; + break; + case 64000: + ucontrol->value.enumerated.item[0] = 3; + break; + case 88200: + ucontrol->value.enumerated.item[0] = 4; + break; + case 96000: + ucontrol->value.enumerated.item[0] = 5; + break; + case 128000: + ucontrol->value.enumerated.item[0] = 7; + break; + case 176400: + ucontrol->value.enumerated.item[0] = 8; + break; + case 192000: + ucontrol->value.enumerated.item[0] = 9; + break; + default: + ucontrol->value.enumerated.item[0] = 6; + } + return 0; +} + +#define HDSP_SYSTEM_SAMPLE_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdsp_info_system_sample_rate, \ + .get = snd_hdsp_get_system_sample_rate \ +} + +static int snd_hdsp_info_system_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + return 0; +} + +static int snd_hdsp_get_system_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp->system_sample_rate; + return 0; +} + +#define HDSP_AUTOSYNC_SAMPLE_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdsp_info_autosync_sample_rate, \ + .get = snd_hdsp_get_autosync_sample_rate \ +} + +static int snd_hdsp_info_autosync_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + static const char * const texts[] = { + "32000", "44100", "48000", "64000", "88200", "96000", + "None", "128000", "176400", "192000" + }; + + return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 10 : 7, + texts); +} + +static int snd_hdsp_get_autosync_sample_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + switch (hdsp_external_sample_rate(hdsp)) { + case 32000: + ucontrol->value.enumerated.item[0] = 0; + break; + case 44100: + ucontrol->value.enumerated.item[0] = 1; + break; + case 48000: + ucontrol->value.enumerated.item[0] = 2; + break; + case 64000: + ucontrol->value.enumerated.item[0] = 3; + break; + case 88200: + ucontrol->value.enumerated.item[0] = 4; + break; + case 96000: + ucontrol->value.enumerated.item[0] = 5; + break; + case 128000: + ucontrol->value.enumerated.item[0] = 7; + break; + case 176400: + ucontrol->value.enumerated.item[0] = 8; + break; + case 192000: + ucontrol->value.enumerated.item[0] = 9; + break; + default: + ucontrol->value.enumerated.item[0] = 6; + } + return 0; +} + +#define HDSP_SYSTEM_CLOCK_MODE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdsp_info_system_clock_mode, \ + .get = snd_hdsp_get_system_clock_mode \ +} + +static int hdsp_system_clock_mode(struct hdsp *hdsp) +{ + if (hdsp->control_register & HDSP_ClockModeMaster) + return 0; + else if (hdsp_external_sample_rate(hdsp) != hdsp->system_sample_rate) + return 0; + return 1; +} + +static int snd_hdsp_info_system_clock_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"Master", "Slave" }; + + return snd_ctl_enum_info(uinfo, 1, 2, texts); +} + +static int snd_hdsp_get_system_clock_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_system_clock_mode(hdsp); + return 0; +} + +#define HDSP_CLOCK_SOURCE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_clock_source, \ + .get = snd_hdsp_get_clock_source, \ + .put = snd_hdsp_put_clock_source \ +} + +static int hdsp_clock_source(struct hdsp *hdsp) +{ + if (hdsp->control_register & HDSP_ClockModeMaster) { + switch (hdsp->system_sample_rate) { + case 32000: + return 1; + case 44100: + return 2; + case 48000: + return 3; + case 64000: + return 4; + case 88200: + return 5; + case 96000: + return 6; + case 128000: + return 7; + case 176400: + return 8; + case 192000: + return 9; + default: + return 3; + } + } else { + return 0; + } +} + +static int hdsp_set_clock_source(struct hdsp *hdsp, int mode) +{ + int rate; + switch (mode) { + case HDSP_CLOCK_SOURCE_AUTOSYNC: + if (hdsp_external_sample_rate(hdsp) != 0) { + if (!hdsp_set_rate(hdsp, hdsp_external_sample_rate(hdsp), 1)) { + hdsp->control_register &= ~HDSP_ClockModeMaster; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; + } + } + return -1; + case HDSP_CLOCK_SOURCE_INTERNAL_32KHZ: + rate = 32000; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ: + rate = 44100; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_48KHZ: + rate = 48000; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_64KHZ: + rate = 64000; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ: + rate = 88200; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_96KHZ: + rate = 96000; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_128KHZ: + rate = 128000; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ: + rate = 176400; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_192KHZ: + rate = 192000; + break; + default: + rate = 48000; + } + hdsp->control_register |= HDSP_ClockModeMaster; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + hdsp_set_rate(hdsp, rate, 1); + return 0; +} + +static int snd_hdsp_info_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = { + "AutoSync", "Internal 32.0 kHz", "Internal 44.1 kHz", + "Internal 48.0 kHz", "Internal 64.0 kHz", "Internal 88.2 kHz", + "Internal 96.0 kHz", "Internal 128 kHz", "Internal 176.4 kHz", + "Internal 192.0 KHz" + }; + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + return snd_ctl_enum_info(uinfo, 1, (hdsp->io_type == H9632) ? 10 : 7, + texts); +} + +static int snd_hdsp_get_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_clock_source(hdsp); + return 0; +} + +static int snd_hdsp_put_clock_source(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) val = 0; + if (hdsp->io_type == H9632) { + if (val > 9) + val = 9; + } else { + if (val > 6) + val = 6; + } + spin_lock_irq(&hdsp->lock); + if (val != hdsp_clock_source(hdsp)) + change = (hdsp_set_clock_source(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define snd_hdsp_info_clock_source_lock snd_ctl_boolean_mono_info + +static int snd_hdsp_get_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = hdsp->clock_source_locked; + return 0; +} + +static int snd_hdsp_put_clock_source_lock(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + + change = (int)ucontrol->value.integer.value[0] != hdsp->clock_source_locked; + if (change) + hdsp->clock_source_locked = !!ucontrol->value.integer.value[0]; + return change; +} + +#define HDSP_DA_GAIN(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_da_gain, \ + .get = snd_hdsp_get_da_gain, \ + .put = snd_hdsp_put_da_gain \ +} + +static int hdsp_da_gain(struct hdsp *hdsp) +{ + switch (hdsp->control_register & HDSP_DAGainMask) { + case HDSP_DAGainHighGain: + return 0; + case HDSP_DAGainPlus4dBu: + return 1; + case HDSP_DAGainMinus10dBV: + return 2; + default: + return 1; + } +} + +static int hdsp_set_da_gain(struct hdsp *hdsp, int mode) +{ + hdsp->control_register &= ~HDSP_DAGainMask; + switch (mode) { + case 0: + hdsp->control_register |= HDSP_DAGainHighGain; + break; + case 1: + hdsp->control_register |= HDSP_DAGainPlus4dBu; + break; + case 2: + hdsp->control_register |= HDSP_DAGainMinus10dBV; + break; + default: + return -1; + + } + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + +static int snd_hdsp_info_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"Hi Gain", "+4 dBu", "-10 dbV"}; + + return snd_ctl_enum_info(uinfo, 1, 3, texts); +} + +static int snd_hdsp_get_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_da_gain(hdsp); + return 0; +} + +static int snd_hdsp_put_da_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) val = 0; + if (val > 2) val = 2; + spin_lock_irq(&hdsp->lock); + if (val != hdsp_da_gain(hdsp)) + change = (hdsp_set_da_gain(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_AD_GAIN(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_ad_gain, \ + .get = snd_hdsp_get_ad_gain, \ + .put = snd_hdsp_put_ad_gain \ +} + +static int hdsp_ad_gain(struct hdsp *hdsp) +{ + switch (hdsp->control_register & HDSP_ADGainMask) { + case HDSP_ADGainMinus10dBV: + return 0; + case HDSP_ADGainPlus4dBu: + return 1; + case HDSP_ADGainLowGain: + return 2; + default: + return 1; + } +} + +static int hdsp_set_ad_gain(struct hdsp *hdsp, int mode) +{ + hdsp->control_register &= ~HDSP_ADGainMask; + switch (mode) { + case 0: + hdsp->control_register |= HDSP_ADGainMinus10dBV; + break; + case 1: + hdsp->control_register |= HDSP_ADGainPlus4dBu; + break; + case 2: + hdsp->control_register |= HDSP_ADGainLowGain; + break; + default: + return -1; + + } + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + +static int snd_hdsp_info_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"-10 dBV", "+4 dBu", "Lo Gain"}; + + return snd_ctl_enum_info(uinfo, 1, 3, texts); +} + +static int snd_hdsp_get_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_ad_gain(hdsp); + return 0; +} + +static int snd_hdsp_put_ad_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) val = 0; + if (val > 2) val = 2; + spin_lock_irq(&hdsp->lock); + if (val != hdsp_ad_gain(hdsp)) + change = (hdsp_set_ad_gain(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_PHONE_GAIN(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_phone_gain, \ + .get = snd_hdsp_get_phone_gain, \ + .put = snd_hdsp_put_phone_gain \ +} + +static int hdsp_phone_gain(struct hdsp *hdsp) +{ + switch (hdsp->control_register & HDSP_PhoneGainMask) { + case HDSP_PhoneGain0dB: + return 0; + case HDSP_PhoneGainMinus6dB: + return 1; + case HDSP_PhoneGainMinus12dB: + return 2; + default: + return 0; + } +} + +static int hdsp_set_phone_gain(struct hdsp *hdsp, int mode) +{ + hdsp->control_register &= ~HDSP_PhoneGainMask; + switch (mode) { + case 0: + hdsp->control_register |= HDSP_PhoneGain0dB; + break; + case 1: + hdsp->control_register |= HDSP_PhoneGainMinus6dB; + break; + case 2: + hdsp->control_register |= HDSP_PhoneGainMinus12dB; + break; + default: + return -1; + + } + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + +static int snd_hdsp_info_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"0 dB", "-6 dB", "-12 dB"}; + + return snd_ctl_enum_info(uinfo, 1, 3, texts); +} + +static int snd_hdsp_get_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_phone_gain(hdsp); + return 0; +} + +static int snd_hdsp_put_phone_gain(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) val = 0; + if (val > 2) val = 2; + spin_lock_irq(&hdsp->lock); + if (val != hdsp_phone_gain(hdsp)) + change = (hdsp_set_phone_gain(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_PREF_SYNC_REF(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_pref_sync_ref, \ + .get = snd_hdsp_get_pref_sync_ref, \ + .put = snd_hdsp_put_pref_sync_ref \ +} + +static int hdsp_pref_sync_ref(struct hdsp *hdsp) +{ + /* Notice that this looks at the requested sync source, + not the one actually in use. + */ + + switch (hdsp->control_register & HDSP_SyncRefMask) { + case HDSP_SyncRef_ADAT1: + return HDSP_SYNC_FROM_ADAT1; + case HDSP_SyncRef_ADAT2: + return HDSP_SYNC_FROM_ADAT2; + case HDSP_SyncRef_ADAT3: + return HDSP_SYNC_FROM_ADAT3; + case HDSP_SyncRef_SPDIF: + return HDSP_SYNC_FROM_SPDIF; + case HDSP_SyncRef_WORD: + return HDSP_SYNC_FROM_WORD; + case HDSP_SyncRef_ADAT_SYNC: + return HDSP_SYNC_FROM_ADAT_SYNC; + default: + return HDSP_SYNC_FROM_WORD; + } + return 0; +} + +static int hdsp_set_pref_sync_ref(struct hdsp *hdsp, int pref) +{ + hdsp->control_register &= ~HDSP_SyncRefMask; + switch (pref) { + case HDSP_SYNC_FROM_ADAT1: + hdsp->control_register &= ~HDSP_SyncRefMask; /* clear SyncRef bits */ + break; + case HDSP_SYNC_FROM_ADAT2: + hdsp->control_register |= HDSP_SyncRef_ADAT2; + break; + case HDSP_SYNC_FROM_ADAT3: + hdsp->control_register |= HDSP_SyncRef_ADAT3; + break; + case HDSP_SYNC_FROM_SPDIF: + hdsp->control_register |= HDSP_SyncRef_SPDIF; + break; + case HDSP_SYNC_FROM_WORD: + hdsp->control_register |= HDSP_SyncRef_WORD; + break; + case HDSP_SYNC_FROM_ADAT_SYNC: + hdsp->control_register |= HDSP_SyncRef_ADAT_SYNC; + break; + default: + return -1; + } + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + +static int snd_hdsp_info_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = { + "Word", "IEC958", "ADAT1", "ADAT Sync", "ADAT2", "ADAT3" + }; + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int num_items; + + switch (hdsp->io_type) { + case Digiface: + case H9652: + num_items = 6; + break; + case Multiface: + num_items = 4; + break; + case H9632: + num_items = 3; + break; + default: + return -EINVAL; + } + + return snd_ctl_enum_info(uinfo, 1, num_items, texts); +} + +static int snd_hdsp_get_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_pref_sync_ref(hdsp); + return 0; +} + +static int snd_hdsp_put_pref_sync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change, max; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + + switch (hdsp->io_type) { + case Digiface: + case H9652: + max = 6; + break; + case Multiface: + max = 4; + break; + case H9632: + max = 3; + break; + default: + return -EIO; + } + + val = ucontrol->value.enumerated.item[0] % max; + spin_lock_irq(&hdsp->lock); + change = (int)val != hdsp_pref_sync_ref(hdsp); + hdsp_set_pref_sync_ref(hdsp, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_AUTOSYNC_REF(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdsp_info_autosync_ref, \ + .get = snd_hdsp_get_autosync_ref, \ +} + +static int hdsp_autosync_ref(struct hdsp *hdsp) +{ + /* This looks at the autosync selected sync reference */ + unsigned int status2 = hdsp_read(hdsp, HDSP_status2Register); + + switch (status2 & HDSP_SelSyncRefMask) { + case HDSP_SelSyncRef_WORD: + return HDSP_AUTOSYNC_FROM_WORD; + case HDSP_SelSyncRef_ADAT_SYNC: + return HDSP_AUTOSYNC_FROM_ADAT_SYNC; + case HDSP_SelSyncRef_SPDIF: + return HDSP_AUTOSYNC_FROM_SPDIF; + case HDSP_SelSyncRefMask: + return HDSP_AUTOSYNC_FROM_NONE; + case HDSP_SelSyncRef_ADAT1: + return HDSP_AUTOSYNC_FROM_ADAT1; + case HDSP_SelSyncRef_ADAT2: + return HDSP_AUTOSYNC_FROM_ADAT2; + case HDSP_SelSyncRef_ADAT3: + return HDSP_AUTOSYNC_FROM_ADAT3; + default: + return HDSP_AUTOSYNC_FROM_WORD; + } + return 0; +} + +static int snd_hdsp_info_autosync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = { + "Word", "ADAT Sync", "IEC958", "None", "ADAT1", "ADAT2", "ADAT3" + }; + + return snd_ctl_enum_info(uinfo, 1, 7, texts); +} + +static int snd_hdsp_get_autosync_ref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_autosync_ref(hdsp); + return 0; +} + +#define HDSP_PRECISE_POINTER(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_precise_pointer, \ + .get = snd_hdsp_get_precise_pointer, \ + .put = snd_hdsp_put_precise_pointer \ +} + +static int hdsp_set_precise_pointer(struct hdsp *hdsp, int precise) +{ + if (precise) + hdsp->precise_ptr = 1; + else + hdsp->precise_ptr = 0; + return 0; +} + +#define snd_hdsp_info_precise_pointer snd_ctl_boolean_mono_info + +static int snd_hdsp_get_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&hdsp->lock); + ucontrol->value.integer.value[0] = hdsp->precise_ptr; + spin_unlock_irq(&hdsp->lock); + return 0; +} + +static int snd_hdsp_put_precise_pointer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdsp->lock); + change = (int)val != hdsp->precise_ptr; + hdsp_set_precise_pointer(hdsp, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_USE_MIDI_WORK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_CARD, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_use_midi_work, \ + .get = snd_hdsp_get_use_midi_work, \ + .put = snd_hdsp_put_use_midi_work \ +} + +static int hdsp_set_use_midi_work(struct hdsp *hdsp, int use_work) +{ + if (use_work) + hdsp->use_midi_work = 1; + else + hdsp->use_midi_work = 0; + return 0; +} + +#define snd_hdsp_info_use_midi_work snd_ctl_boolean_mono_info + +static int snd_hdsp_get_use_midi_work(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&hdsp->lock); + ucontrol->value.integer.value[0] = hdsp->use_midi_work; + spin_unlock_irq(&hdsp->lock); + return 0; +} + +static int snd_hdsp_put_use_midi_work(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdsp->lock); + change = (int)val != hdsp->use_midi_work; + hdsp_set_use_midi_work(hdsp, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_MIXER(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ + .name = xname, \ + .index = xindex, \ + .device = 0, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdsp_info_mixer, \ + .get = snd_hdsp_get_mixer, \ + .put = snd_hdsp_put_mixer \ +} + +static int snd_hdsp_info_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 3; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 65536; + uinfo->value.integer.step = 1; + return 0; +} + +static int snd_hdsp_get_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int source; + int destination; + int addr; + + source = ucontrol->value.integer.value[0]; + destination = ucontrol->value.integer.value[1]; + + if (source >= hdsp->max_channels) + addr = hdsp_playback_to_output_key(hdsp,source-hdsp->max_channels,destination); + else + addr = hdsp_input_to_output_key(hdsp,source, destination); + + spin_lock_irq(&hdsp->lock); + ucontrol->value.integer.value[2] = hdsp_read_gain (hdsp, addr); + spin_unlock_irq(&hdsp->lock); + return 0; +} + +static int snd_hdsp_put_mixer(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int source; + int destination; + int gain; + int addr; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + + source = ucontrol->value.integer.value[0]; + destination = ucontrol->value.integer.value[1]; + + if (source >= hdsp->max_channels) + addr = hdsp_playback_to_output_key(hdsp,source-hdsp->max_channels, destination); + else + addr = hdsp_input_to_output_key(hdsp,source, destination); + + gain = ucontrol->value.integer.value[2]; + + spin_lock_irq(&hdsp->lock); + change = gain != hdsp_read_gain(hdsp, addr); + if (change) + hdsp_write_gain(hdsp, addr, gain); + spin_unlock_irq(&hdsp->lock); + return change; +} + +#define HDSP_WC_SYNC_CHECK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdsp_info_sync_check, \ + .get = snd_hdsp_get_wc_sync_check \ +} + +static int snd_hdsp_info_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"No Lock", "Lock", "Sync" }; + + return snd_ctl_enum_info(uinfo, 1, 3, texts); +} + +static int hdsp_wc_sync_check(struct hdsp *hdsp) +{ + int status2 = hdsp_read(hdsp, HDSP_status2Register); + if (status2 & HDSP_wc_lock) { + if (status2 & HDSP_wc_sync) + return 2; + else + return 1; + } else + return 0; + return 0; +} + +static int snd_hdsp_get_wc_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_wc_sync_check(hdsp); + return 0; +} + +#define HDSP_SPDIF_SYNC_CHECK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdsp_info_sync_check, \ + .get = snd_hdsp_get_spdif_sync_check \ +} + +static int hdsp_spdif_sync_check(struct hdsp *hdsp) +{ + int status = hdsp_read(hdsp, HDSP_statusRegister); + if (status & HDSP_SPDIFErrorFlag) + return 0; + else { + if (status & HDSP_SPDIFSync) + return 2; + else + return 1; + } + return 0; +} + +static int snd_hdsp_get_spdif_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_spdif_sync_check(hdsp); + return 0; +} + +#define HDSP_ADATSYNC_SYNC_CHECK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdsp_info_sync_check, \ + .get = snd_hdsp_get_adatsync_sync_check \ +} + +static int hdsp_adatsync_sync_check(struct hdsp *hdsp) +{ + int status = hdsp_read(hdsp, HDSP_statusRegister); + if (status & HDSP_TimecodeLock) { + if (status & HDSP_TimecodeSync) + return 2; + else + return 1; + } else + return 0; +} + +static int snd_hdsp_get_adatsync_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_adatsync_sync_check(hdsp); + return 0; +} + +#define HDSP_ADAT_SYNC_CHECK \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdsp_info_sync_check, \ + .get = snd_hdsp_get_adat_sync_check \ +} + +static int hdsp_adat_sync_check(struct hdsp *hdsp, int idx) +{ + int status = hdsp_read(hdsp, HDSP_statusRegister); + + if (status & (HDSP_Lock0>>idx)) { + if (status & (HDSP_Sync0>>idx)) + return 2; + else + return 1; + } else + return 0; +} + +static int snd_hdsp_get_adat_sync_check(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + int offset; + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + offset = ucontrol->id.index - 1; + if (snd_BUG_ON(offset < 0)) + return -EINVAL; + + switch (hdsp->io_type) { + case Digiface: + case H9652: + if (offset >= 3) + return -EINVAL; + break; + case Multiface: + case H9632: + if (offset >= 1) + return -EINVAL; + break; + default: + return -EIO; + } + + ucontrol->value.enumerated.item[0] = hdsp_adat_sync_check(hdsp, offset); + return 0; +} + +#define HDSP_DDS_OFFSET(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdsp_info_dds_offset, \ + .get = snd_hdsp_get_dds_offset, \ + .put = snd_hdsp_put_dds_offset \ +} + +static int hdsp_dds_offset(struct hdsp *hdsp) +{ + u64 n; + unsigned int dds_value = hdsp->dds_value; + int system_sample_rate = hdsp->system_sample_rate; + + if (!dds_value) + return 0; + + n = DDS_NUMERATOR; + /* + * dds_value = n / rate + * rate = n / dds_value + */ + n = div_u64(n, dds_value); + if (system_sample_rate >= 112000) + n *= 4; + else if (system_sample_rate >= 56000) + n *= 2; + return ((int)n) - system_sample_rate; +} + +static int hdsp_set_dds_offset(struct hdsp *hdsp, int offset_hz) +{ + int rate = hdsp->system_sample_rate + offset_hz; + hdsp_set_dds_value(hdsp, rate); + return 0; +} + +static int snd_hdsp_info_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = -5000; + uinfo->value.integer.max = 5000; + return 0; +} + +static int snd_hdsp_get_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = hdsp_dds_offset(hdsp); + return 0; +} + +static int snd_hdsp_put_dds_offset(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.integer.value[0]; + spin_lock_irq(&hdsp->lock); + if (val != hdsp_dds_offset(hdsp)) + change = (hdsp_set_dds_offset(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + +static const struct snd_kcontrol_new snd_hdsp_9632_controls[] = { +HDSP_DA_GAIN("DA Gain", 0), +HDSP_AD_GAIN("AD Gain", 0), +HDSP_PHONE_GAIN("Phones Gain", 0), +HDSP_TOGGLE_SETTING("XLR Breakout Cable", HDSP_XLRBreakoutCable), +HDSP_DDS_OFFSET("DDS Sample Rate Offset", 0) +}; + +static const struct snd_kcontrol_new snd_hdsp_controls[] = { +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), + .info = snd_hdsp_control_spdif_info, + .get = snd_hdsp_control_spdif_get, + .put = snd_hdsp_control_spdif_put, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), + .info = snd_hdsp_control_spdif_stream_info, + .get = snd_hdsp_control_spdif_stream_get, + .put = snd_hdsp_control_spdif_stream_put, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), + .info = snd_hdsp_control_spdif_mask_info, + .get = snd_hdsp_control_spdif_mask_get, + .private_value = IEC958_AES0_NONAUDIO | + IEC958_AES0_PROFESSIONAL | + IEC958_AES0_CON_EMPHASIS, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), + .info = snd_hdsp_control_spdif_mask_info, + .get = snd_hdsp_control_spdif_mask_get, + .private_value = IEC958_AES0_NONAUDIO | + IEC958_AES0_PROFESSIONAL | + IEC958_AES0_PRO_EMPHASIS, +}, +HDSP_MIXER("Mixer", 0), +HDSP_SPDIF_IN("IEC958 Input Connector", 0), +HDSP_TOGGLE_SETTING("IEC958 Output also on ADAT1", HDSP_SPDIFOpticalOut), +HDSP_TOGGLE_SETTING("IEC958 Professional Bit", HDSP_SPDIFProfessional), +HDSP_TOGGLE_SETTING("IEC958 Emphasis Bit", HDSP_SPDIFEmphasis), +HDSP_TOGGLE_SETTING("IEC958 Non-audio Bit", HDSP_SPDIFNonAudio), +/* 'Sample Clock Source' complies with the alsa control naming scheme */ +HDSP_CLOCK_SOURCE("Sample Clock Source", 0), +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Sample Clock Source Locking", + .info = snd_hdsp_info_clock_source_lock, + .get = snd_hdsp_get_clock_source_lock, + .put = snd_hdsp_put_clock_source_lock, +}, +HDSP_SYSTEM_CLOCK_MODE("System Clock Mode", 0), +HDSP_PREF_SYNC_REF("Preferred Sync Reference", 0), +HDSP_AUTOSYNC_REF("AutoSync Reference", 0), +HDSP_SPDIF_SAMPLE_RATE("SPDIF Sample Rate", 0), +HDSP_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), +/* 'External Rate' complies with the alsa control naming scheme */ +HDSP_AUTOSYNC_SAMPLE_RATE("External Rate", 0), +HDSP_WC_SYNC_CHECK("Word Clock Lock Status", 0), +HDSP_SPDIF_SYNC_CHECK("SPDIF Lock Status", 0), +HDSP_ADATSYNC_SYNC_CHECK("ADAT Sync Lock Status", 0), +HDSP_TOGGLE_SETTING("Line Out", HDSP_LineOut), +HDSP_PRECISE_POINTER("Precise Pointer", 0), +HDSP_USE_MIDI_WORK("Use Midi Tasklet", 0), +}; + + +static int hdsp_rpm_input12(struct hdsp *hdsp) +{ + switch (hdsp->control_register & HDSP_RPM_Inp12) { + case HDSP_RPM_Inp12_Phon_6dB: + return 0; + case HDSP_RPM_Inp12_Phon_n6dB: + return 2; + case HDSP_RPM_Inp12_Line_0dB: + return 3; + case HDSP_RPM_Inp12_Line_n6dB: + return 4; + } + return 1; +} + + +static int snd_hdsp_get_rpm_input12(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_rpm_input12(hdsp); + return 0; +} + + +static int hdsp_set_rpm_input12(struct hdsp *hdsp, int mode) +{ + hdsp->control_register &= ~HDSP_RPM_Inp12; + switch (mode) { + case 0: + hdsp->control_register |= HDSP_RPM_Inp12_Phon_6dB; + break; + case 1: + break; + case 2: + hdsp->control_register |= HDSP_RPM_Inp12_Phon_n6dB; + break; + case 3: + hdsp->control_register |= HDSP_RPM_Inp12_Line_0dB; + break; + case 4: + hdsp->control_register |= HDSP_RPM_Inp12_Line_n6dB; + break; + default: + return -1; + } + + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + + +static int snd_hdsp_put_rpm_input12(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) + val = 0; + if (val > 4) + val = 4; + spin_lock_irq(&hdsp->lock); + if (val != hdsp_rpm_input12(hdsp)) + change = (hdsp_set_rpm_input12(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + + +static int snd_hdsp_info_rpm_input(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = { + "Phono +6dB", "Phono 0dB", "Phono -6dB", "Line 0dB", "Line -6dB" + }; + + return snd_ctl_enum_info(uinfo, 1, 5, texts); +} + + +static int hdsp_rpm_input34(struct hdsp *hdsp) +{ + switch (hdsp->control_register & HDSP_RPM_Inp34) { + case HDSP_RPM_Inp34_Phon_6dB: + return 0; + case HDSP_RPM_Inp34_Phon_n6dB: + return 2; + case HDSP_RPM_Inp34_Line_0dB: + return 3; + case HDSP_RPM_Inp34_Line_n6dB: + return 4; + } + return 1; +} + + +static int snd_hdsp_get_rpm_input34(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdsp_rpm_input34(hdsp); + return 0; +} + + +static int hdsp_set_rpm_input34(struct hdsp *hdsp, int mode) +{ + hdsp->control_register &= ~HDSP_RPM_Inp34; + switch (mode) { + case 0: + hdsp->control_register |= HDSP_RPM_Inp34_Phon_6dB; + break; + case 1: + break; + case 2: + hdsp->control_register |= HDSP_RPM_Inp34_Phon_n6dB; + break; + case 3: + hdsp->control_register |= HDSP_RPM_Inp34_Line_0dB; + break; + case 4: + hdsp->control_register |= HDSP_RPM_Inp34_Line_n6dB; + break; + default: + return -1; + } + + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + + +static int snd_hdsp_put_rpm_input34(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) + val = 0; + if (val > 4) + val = 4; + spin_lock_irq(&hdsp->lock); + if (val != hdsp_rpm_input34(hdsp)) + change = (hdsp_set_rpm_input34(hdsp, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdsp->lock); + return change; +} + + +/* RPM Bypass switch */ +static int hdsp_rpm_bypass(struct hdsp *hdsp) +{ + return (hdsp->control_register & HDSP_RPM_Bypass) ? 1 : 0; +} + + +static int snd_hdsp_get_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = hdsp_rpm_bypass(hdsp); + return 0; +} + + +static int hdsp_set_rpm_bypass(struct hdsp *hdsp, int on) +{ + if (on) + hdsp->control_register |= HDSP_RPM_Bypass; + else + hdsp->control_register &= ~HDSP_RPM_Bypass; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + + +static int snd_hdsp_put_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdsp->lock); + change = (int)val != hdsp_rpm_bypass(hdsp); + hdsp_set_rpm_bypass(hdsp, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + + +static int snd_hdsp_info_rpm_bypass(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"On", "Off"}; + + return snd_ctl_enum_info(uinfo, 1, 2, texts); +} + + +/* RPM Disconnect switch */ +static int hdsp_rpm_disconnect(struct hdsp *hdsp) +{ + return (hdsp->control_register & HDSP_RPM_Disconnect) ? 1 : 0; +} + + +static int snd_hdsp_get_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = hdsp_rpm_disconnect(hdsp); + return 0; +} + + +static int hdsp_set_rpm_disconnect(struct hdsp *hdsp, int on) +{ + if (on) + hdsp->control_register |= HDSP_RPM_Disconnect; + else + hdsp->control_register &= ~HDSP_RPM_Disconnect; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + return 0; +} + + +static int snd_hdsp_put_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct hdsp *hdsp = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdsp_use_is_exclusive(hdsp)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdsp->lock); + change = (int)val != hdsp_rpm_disconnect(hdsp); + hdsp_set_rpm_disconnect(hdsp, val); + spin_unlock_irq(&hdsp->lock); + return change; +} + +static int snd_hdsp_info_rpm_disconnect(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[] = {"On", "Off"}; + + return snd_ctl_enum_info(uinfo, 1, 2, texts); +} + +static const struct snd_kcontrol_new snd_hdsp_rpm_controls[] = { + { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "RPM Bypass", + .get = snd_hdsp_get_rpm_bypass, + .put = snd_hdsp_put_rpm_bypass, + .info = snd_hdsp_info_rpm_bypass + }, + { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "RPM Disconnect", + .get = snd_hdsp_get_rpm_disconnect, + .put = snd_hdsp_put_rpm_disconnect, + .info = snd_hdsp_info_rpm_disconnect + }, + { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Input 1/2", + .get = snd_hdsp_get_rpm_input12, + .put = snd_hdsp_put_rpm_input12, + .info = snd_hdsp_info_rpm_input + }, + { + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Input 3/4", + .get = snd_hdsp_get_rpm_input34, + .put = snd_hdsp_put_rpm_input34, + .info = snd_hdsp_info_rpm_input + }, + HDSP_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), + HDSP_MIXER("Mixer", 0) +}; + +static const struct snd_kcontrol_new snd_hdsp_96xx_aeb = + HDSP_TOGGLE_SETTING("Analog Extension Board", + HDSP_AnalogExtensionBoard); +static struct snd_kcontrol_new snd_hdsp_adat_sync_check = HDSP_ADAT_SYNC_CHECK; + + +static bool hdsp_loopback_get(struct hdsp *const hdsp, const u8 channel) +{ + return hdsp->io_loopback & (1 << channel); +} + +static int hdsp_loopback_set(struct hdsp *const hdsp, const u8 channel, const bool enable) +{ + if (hdsp_loopback_get(hdsp, channel) == enable) + return 0; + + hdsp->io_loopback ^= (1 << channel); + + hdsp_write(hdsp, HDSP_inputEnable + (4 * (hdsp->max_channels + channel)), enable); + + return 1; +} + +static int snd_hdsp_loopback_get(struct snd_kcontrol *const kcontrol, + struct snd_ctl_elem_value *const ucontrol) +{ + struct hdsp *const hdsp = snd_kcontrol_chip(kcontrol); + const u8 channel = snd_ctl_get_ioff(kcontrol, &ucontrol->id); + + if (channel >= hdsp->max_channels) + return -ENOENT; + + ucontrol->value.integer.value[0] = hdsp_loopback_get(hdsp, channel); + + return 0; +} + +static int snd_hdsp_loopback_put(struct snd_kcontrol *const kcontrol, + struct snd_ctl_elem_value *const ucontrol) +{ + struct hdsp *const hdsp = snd_kcontrol_chip(kcontrol); + const u8 channel = snd_ctl_get_ioff(kcontrol, &ucontrol->id); + const bool enable = ucontrol->value.integer.value[0] & 1; + + if (channel >= hdsp->max_channels) + return -ENOENT; + + return hdsp_loopback_set(hdsp, channel, enable); +} + +static struct snd_kcontrol_new snd_hdsp_loopback_control = { + .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, + .name = "Output Loopback", + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE, + .info = snd_ctl_boolean_mono_info, + .get = snd_hdsp_loopback_get, + .put = snd_hdsp_loopback_put +}; + +static int snd_hdsp_create_controls(struct snd_card *card, struct hdsp *hdsp) +{ + unsigned int idx; + int err; + struct snd_kcontrol *kctl; + + if (hdsp->io_type == RPM) { + /* RPM Bypass, Disconnect and Input switches */ + for (idx = 0; idx < ARRAY_SIZE(snd_hdsp_rpm_controls); idx++) { + err = snd_ctl_add(card, snd_ctl_new1(&snd_hdsp_rpm_controls[idx], hdsp)); + if (err < 0) + return err; + } + return 0; + } + + for (idx = 0; idx < ARRAY_SIZE(snd_hdsp_controls); idx++) { + kctl = snd_ctl_new1(&snd_hdsp_controls[idx], hdsp); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + if (idx == 1) /* IEC958 (S/PDIF) Stream */ + hdsp->spdif_ctl = kctl; + } + + /* ADAT SyncCheck status */ + snd_hdsp_adat_sync_check.name = "ADAT Lock Status"; + snd_hdsp_adat_sync_check.index = 1; + kctl = snd_ctl_new1(&snd_hdsp_adat_sync_check, hdsp); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + if (hdsp->io_type == Digiface || hdsp->io_type == H9652) { + for (idx = 1; idx < 3; ++idx) { + snd_hdsp_adat_sync_check.index = idx+1; + kctl = snd_ctl_new1(&snd_hdsp_adat_sync_check, hdsp); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + } + + /* DA, AD and Phone gain and XLR breakout cable controls for H9632 cards */ + if (hdsp->io_type == H9632) { + for (idx = 0; idx < ARRAY_SIZE(snd_hdsp_9632_controls); idx++) { + kctl = snd_ctl_new1(&snd_hdsp_9632_controls[idx], hdsp); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + } + + /* Output loopback controls for H9632 cards */ + if (hdsp->io_type == H9632) { + snd_hdsp_loopback_control.count = hdsp->max_channels; + kctl = snd_ctl_new1(&snd_hdsp_loopback_control, hdsp); + if (kctl == NULL) + return -ENOMEM; + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + + /* AEB control for H96xx card */ + if (hdsp->io_type == H9632 || hdsp->io_type == H9652) { + kctl = snd_ctl_new1(&snd_hdsp_96xx_aeb, hdsp); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + + return 0; +} + +/*------------------------------------------------------------ + /proc interface + ------------------------------------------------------------*/ + +static void +snd_hdsp_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) +{ + struct hdsp *hdsp = entry->private_data; + unsigned int status; + unsigned int status2; + char *pref_sync_ref; + char *autosync_ref; + char *system_clock_mode; + char *clock_source; + int x; + + status = hdsp_read(hdsp, HDSP_statusRegister); + status2 = hdsp_read(hdsp, HDSP_status2Register); + + snd_iprintf(buffer, "%s (Card #%d)\n", hdsp->card_name, + hdsp->card->number + 1); + snd_iprintf(buffer, "Buffers: capture %p playback %p\n", + hdsp->capture_buffer, hdsp->playback_buffer); + snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n", + hdsp->irq, hdsp->port, (unsigned long)hdsp->iobase); + snd_iprintf(buffer, "Control register: 0x%x\n", hdsp->control_register); + snd_iprintf(buffer, "Control2 register: 0x%x\n", + hdsp->control2_register); + snd_iprintf(buffer, "Status register: 0x%x\n", status); + snd_iprintf(buffer, "Status2 register: 0x%x\n", status2); + + if (hdsp_check_for_iobox(hdsp)) { + snd_iprintf(buffer, "No I/O box connected.\n" + "Please connect one and upload firmware.\n"); + return; + } + + if (hdsp_check_for_firmware(hdsp, 0)) { + if (hdsp->state & HDSP_FirmwareCached) { + if (snd_hdsp_load_firmware_from_cache(hdsp) != 0) { + snd_iprintf(buffer, "Firmware loading from " + "cache failed, " + "please upload manually.\n"); + return; + } + } else { + int err; + + err = hdsp_request_fw_loader(hdsp); + if (err < 0) { + snd_iprintf(buffer, + "No firmware loaded nor cached, " + "please upload firmware.\n"); + return; + } + } + } + + snd_iprintf(buffer, "FIFO status: %d\n", hdsp_read(hdsp, HDSP_fifoStatus) & 0xff); + snd_iprintf(buffer, "MIDI1 Output status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusOut0)); + snd_iprintf(buffer, "MIDI1 Input status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusIn0)); + snd_iprintf(buffer, "MIDI2 Output status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusOut1)); + snd_iprintf(buffer, "MIDI2 Input status: 0x%x\n", hdsp_read(hdsp, HDSP_midiStatusIn1)); + snd_iprintf(buffer, "Use Midi Tasklet: %s\n", hdsp->use_midi_work ? "on" : "off"); + + snd_iprintf(buffer, "\n"); + + x = 1 << (6 + hdsp_decode_latency(hdsp->control_register & HDSP_LatencyMask)); + + snd_iprintf(buffer, "Buffer Size (Latency): %d samples (2 periods of %lu bytes)\n", x, (unsigned long) hdsp->period_bytes); + snd_iprintf(buffer, "Hardware pointer (frames): %ld\n", hdsp_hw_pointer(hdsp)); + snd_iprintf(buffer, "Precise pointer: %s\n", hdsp->precise_ptr ? "on" : "off"); + snd_iprintf(buffer, "Line out: %s\n", (hdsp->control_register & HDSP_LineOut) ? "on" : "off"); + + snd_iprintf(buffer, "Firmware version: %d\n", (status2&HDSP_version0)|(status2&HDSP_version1)<<1|(status2&HDSP_version2)<<2); + + snd_iprintf(buffer, "\n"); + + switch (hdsp_clock_source(hdsp)) { + case HDSP_CLOCK_SOURCE_AUTOSYNC: + clock_source = "AutoSync"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_32KHZ: + clock_source = "Internal 32 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_44_1KHZ: + clock_source = "Internal 44.1 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_48KHZ: + clock_source = "Internal 48 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_64KHZ: + clock_source = "Internal 64 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_88_2KHZ: + clock_source = "Internal 88.2 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_96KHZ: + clock_source = "Internal 96 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_128KHZ: + clock_source = "Internal 128 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_176_4KHZ: + clock_source = "Internal 176.4 kHz"; + break; + case HDSP_CLOCK_SOURCE_INTERNAL_192KHZ: + clock_source = "Internal 192 kHz"; + break; + default: + clock_source = "Error"; + } + snd_iprintf (buffer, "Sample Clock Source: %s\n", clock_source); + + if (hdsp_system_clock_mode(hdsp)) + system_clock_mode = "Slave"; + else + system_clock_mode = "Master"; + + switch (hdsp_pref_sync_ref (hdsp)) { + case HDSP_SYNC_FROM_WORD: + pref_sync_ref = "Word Clock"; + break; + case HDSP_SYNC_FROM_ADAT_SYNC: + pref_sync_ref = "ADAT Sync"; + break; + case HDSP_SYNC_FROM_SPDIF: + pref_sync_ref = "SPDIF"; + break; + case HDSP_SYNC_FROM_ADAT1: + pref_sync_ref = "ADAT1"; + break; + case HDSP_SYNC_FROM_ADAT2: + pref_sync_ref = "ADAT2"; + break; + case HDSP_SYNC_FROM_ADAT3: + pref_sync_ref = "ADAT3"; + break; + default: + pref_sync_ref = "Word Clock"; + break; + } + snd_iprintf (buffer, "Preferred Sync Reference: %s\n", pref_sync_ref); + + switch (hdsp_autosync_ref (hdsp)) { + case HDSP_AUTOSYNC_FROM_WORD: + autosync_ref = "Word Clock"; + break; + case HDSP_AUTOSYNC_FROM_ADAT_SYNC: + autosync_ref = "ADAT Sync"; + break; + case HDSP_AUTOSYNC_FROM_SPDIF: + autosync_ref = "SPDIF"; + break; + case HDSP_AUTOSYNC_FROM_NONE: + autosync_ref = "None"; + break; + case HDSP_AUTOSYNC_FROM_ADAT1: + autosync_ref = "ADAT1"; + break; + case HDSP_AUTOSYNC_FROM_ADAT2: + autosync_ref = "ADAT2"; + break; + case HDSP_AUTOSYNC_FROM_ADAT3: + autosync_ref = "ADAT3"; + break; + default: + autosync_ref = "---"; + break; + } + snd_iprintf (buffer, "AutoSync Reference: %s\n", autosync_ref); + + snd_iprintf (buffer, "AutoSync Frequency: %d\n", hdsp_external_sample_rate(hdsp)); + + snd_iprintf (buffer, "System Clock Mode: %s\n", system_clock_mode); + + snd_iprintf (buffer, "System Clock Frequency: %d\n", hdsp->system_sample_rate); + snd_iprintf (buffer, "System Clock Locked: %s\n", hdsp->clock_source_locked ? "Yes" : "No"); + + snd_iprintf(buffer, "\n"); + + if (hdsp->io_type != RPM) { + switch (hdsp_spdif_in(hdsp)) { + case HDSP_SPDIFIN_OPTICAL: + snd_iprintf(buffer, "IEC958 input: Optical\n"); + break; + case HDSP_SPDIFIN_COAXIAL: + snd_iprintf(buffer, "IEC958 input: Coaxial\n"); + break; + case HDSP_SPDIFIN_INTERNAL: + snd_iprintf(buffer, "IEC958 input: Internal\n"); + break; + case HDSP_SPDIFIN_AES: + snd_iprintf(buffer, "IEC958 input: AES\n"); + break; + default: + snd_iprintf(buffer, "IEC958 input: ???\n"); + break; + } + } + + if (RPM == hdsp->io_type) { + if (hdsp->control_register & HDSP_RPM_Bypass) + snd_iprintf(buffer, "RPM Bypass: disabled\n"); + else + snd_iprintf(buffer, "RPM Bypass: enabled\n"); + if (hdsp->control_register & HDSP_RPM_Disconnect) + snd_iprintf(buffer, "RPM disconnected\n"); + else + snd_iprintf(buffer, "RPM connected\n"); + + switch (hdsp->control_register & HDSP_RPM_Inp12) { + case HDSP_RPM_Inp12_Phon_6dB: + snd_iprintf(buffer, "Input 1/2: Phono, 6dB\n"); + break; + case HDSP_RPM_Inp12_Phon_0dB: + snd_iprintf(buffer, "Input 1/2: Phono, 0dB\n"); + break; + case HDSP_RPM_Inp12_Phon_n6dB: + snd_iprintf(buffer, "Input 1/2: Phono, -6dB\n"); + break; + case HDSP_RPM_Inp12_Line_0dB: + snd_iprintf(buffer, "Input 1/2: Line, 0dB\n"); + break; + case HDSP_RPM_Inp12_Line_n6dB: + snd_iprintf(buffer, "Input 1/2: Line, -6dB\n"); + break; + default: + snd_iprintf(buffer, "Input 1/2: ???\n"); + } + + switch (hdsp->control_register & HDSP_RPM_Inp34) { + case HDSP_RPM_Inp34_Phon_6dB: + snd_iprintf(buffer, "Input 3/4: Phono, 6dB\n"); + break; + case HDSP_RPM_Inp34_Phon_0dB: + snd_iprintf(buffer, "Input 3/4: Phono, 0dB\n"); + break; + case HDSP_RPM_Inp34_Phon_n6dB: + snd_iprintf(buffer, "Input 3/4: Phono, -6dB\n"); + break; + case HDSP_RPM_Inp34_Line_0dB: + snd_iprintf(buffer, "Input 3/4: Line, 0dB\n"); + break; + case HDSP_RPM_Inp34_Line_n6dB: + snd_iprintf(buffer, "Input 3/4: Line, -6dB\n"); + break; + default: + snd_iprintf(buffer, "Input 3/4: ???\n"); + } + + } else { + if (hdsp->control_register & HDSP_SPDIFOpticalOut) + snd_iprintf(buffer, "IEC958 output: Coaxial & ADAT1\n"); + else + snd_iprintf(buffer, "IEC958 output: Coaxial only\n"); + + if (hdsp->control_register & HDSP_SPDIFProfessional) + snd_iprintf(buffer, "IEC958 quality: Professional\n"); + else + snd_iprintf(buffer, "IEC958 quality: Consumer\n"); + + if (hdsp->control_register & HDSP_SPDIFEmphasis) + snd_iprintf(buffer, "IEC958 emphasis: on\n"); + else + snd_iprintf(buffer, "IEC958 emphasis: off\n"); + + if (hdsp->control_register & HDSP_SPDIFNonAudio) + snd_iprintf(buffer, "IEC958 NonAudio: on\n"); + else + snd_iprintf(buffer, "IEC958 NonAudio: off\n"); + x = hdsp_spdif_sample_rate(hdsp); + if (x != 0) + snd_iprintf(buffer, "IEC958 sample rate: %d\n", x); + else + snd_iprintf(buffer, "IEC958 sample rate: Error flag set\n"); + } + snd_iprintf(buffer, "\n"); + + /* Sync Check */ + x = status & HDSP_Sync0; + if (status & HDSP_Lock0) + snd_iprintf(buffer, "ADAT1: %s\n", x ? "Sync" : "Lock"); + else + snd_iprintf(buffer, "ADAT1: No Lock\n"); + + switch (hdsp->io_type) { + case Digiface: + case H9652: + x = status & HDSP_Sync1; + if (status & HDSP_Lock1) + snd_iprintf(buffer, "ADAT2: %s\n", x ? "Sync" : "Lock"); + else + snd_iprintf(buffer, "ADAT2: No Lock\n"); + x = status & HDSP_Sync2; + if (status & HDSP_Lock2) + snd_iprintf(buffer, "ADAT3: %s\n", x ? "Sync" : "Lock"); + else + snd_iprintf(buffer, "ADAT3: No Lock\n"); + break; + default: + /* relax */ + break; + } + + x = status & HDSP_SPDIFSync; + if (status & HDSP_SPDIFErrorFlag) + snd_iprintf (buffer, "SPDIF: No Lock\n"); + else + snd_iprintf (buffer, "SPDIF: %s\n", x ? "Sync" : "Lock"); + + x = status2 & HDSP_wc_sync; + if (status2 & HDSP_wc_lock) + snd_iprintf (buffer, "Word Clock: %s\n", x ? "Sync" : "Lock"); + else + snd_iprintf (buffer, "Word Clock: No Lock\n"); + + x = status & HDSP_TimecodeSync; + if (status & HDSP_TimecodeLock) + snd_iprintf(buffer, "ADAT Sync: %s\n", x ? "Sync" : "Lock"); + else + snd_iprintf(buffer, "ADAT Sync: No Lock\n"); + + snd_iprintf(buffer, "\n"); + + /* Informations about H9632 specific controls */ + if (hdsp->io_type == H9632) { + char *tmp; + + switch (hdsp_ad_gain(hdsp)) { + case 0: + tmp = "-10 dBV"; + break; + case 1: + tmp = "+4 dBu"; + break; + default: + tmp = "Lo Gain"; + break; + } + snd_iprintf(buffer, "AD Gain : %s\n", tmp); + + switch (hdsp_da_gain(hdsp)) { + case 0: + tmp = "Hi Gain"; + break; + case 1: + tmp = "+4 dBu"; + break; + default: + tmp = "-10 dBV"; + break; + } + snd_iprintf(buffer, "DA Gain : %s\n", tmp); + + switch (hdsp_phone_gain(hdsp)) { + case 0: + tmp = "0 dB"; + break; + case 1: + tmp = "-6 dB"; + break; + default: + tmp = "-12 dB"; + break; + } + snd_iprintf(buffer, "Phones Gain : %s\n", tmp); + + snd_iprintf(buffer, "XLR Breakout Cable : %s\n", + hdsp_toggle_setting(hdsp, HDSP_XLRBreakoutCable) ? + "yes" : "no"); + + if (hdsp->control_register & HDSP_AnalogExtensionBoard) + snd_iprintf(buffer, "AEB : on (ADAT1 internal)\n"); + else + snd_iprintf(buffer, "AEB : off (ADAT1 external)\n"); + snd_iprintf(buffer, "\n"); + } + +} + +static void snd_hdsp_proc_init(struct hdsp *hdsp) +{ + snd_card_ro_proc_new(hdsp->card, "hdsp", hdsp, snd_hdsp_proc_read); +} + +static int snd_hdsp_initialize_memory(struct hdsp *hdsp) +{ + struct snd_dma_buffer *capture_dma, *playback_dma; + + capture_dma = snd_hammerfall_get_buffer(hdsp->pci, HDSP_DMA_AREA_BYTES); + playback_dma = snd_hammerfall_get_buffer(hdsp->pci, HDSP_DMA_AREA_BYTES); + if (!capture_dma || !playback_dma) { + dev_err(hdsp->card->dev, + "%s: no buffers available\n", hdsp->card_name); + return -ENOMEM; + } + + /* copy to the own data for alignment */ + hdsp->capture_dma_buf = *capture_dma; + hdsp->playback_dma_buf = *playback_dma; + + /* Align to bus-space 64K boundary */ + hdsp->capture_dma_buf.addr = ALIGN(capture_dma->addr, 0x10000ul); + hdsp->playback_dma_buf.addr = ALIGN(playback_dma->addr, 0x10000ul); + + /* Tell the card where it is */ + hdsp_write(hdsp, HDSP_inputBufferAddress, hdsp->capture_dma_buf.addr); + hdsp_write(hdsp, HDSP_outputBufferAddress, hdsp->playback_dma_buf.addr); + + hdsp->capture_dma_buf.area += hdsp->capture_dma_buf.addr - capture_dma->addr; + hdsp->playback_dma_buf.area += hdsp->playback_dma_buf.addr - playback_dma->addr; + hdsp->capture_buffer = hdsp->capture_dma_buf.area; + hdsp->playback_buffer = hdsp->playback_dma_buf.area; + + return 0; +} + +static int snd_hdsp_set_defaults(struct hdsp *hdsp) +{ + unsigned int i; + + /* ASSUMPTION: hdsp->lock is either held, or + there is no need to hold it (e.g. during module + initialization). + */ + + /* set defaults: + + SPDIF Input via Coax + Master clock mode + maximum latency (7 => 2^7 = 8192 samples, 64Kbyte buffer, + which implies 2 4096 sample, 32Kbyte periods). + Enable line out. + */ + + hdsp->control_register = HDSP_ClockModeMaster | + HDSP_SPDIFInputCoaxial | + hdsp_encode_latency(7) | + HDSP_LineOut; + + + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + +#ifdef SNDRV_BIG_ENDIAN + hdsp->control2_register = HDSP_BIGENDIAN_MODE; +#else + hdsp->control2_register = 0; +#endif + if (hdsp->io_type == H9652) + snd_hdsp_9652_enable_mixer (hdsp); + else + hdsp_write (hdsp, HDSP_control2Reg, hdsp->control2_register); + + hdsp_reset_hw_pointer(hdsp); + hdsp_compute_period_size(hdsp); + + /* silence everything */ + + for (i = 0; i < HDSP_MATRIX_MIXER_SIZE; ++i) + hdsp->mixer_matrix[i] = MINUS_INFINITY_GAIN; + + for (i = 0; i < ((hdsp->io_type == H9652 || hdsp->io_type == H9632) ? 1352 : HDSP_MATRIX_MIXER_SIZE); ++i) { + if (hdsp_write_gain (hdsp, i, MINUS_INFINITY_GAIN)) + return -EIO; + } + + /* H9632 specific defaults */ + if (hdsp->io_type == H9632) { + hdsp->control_register |= (HDSP_DAGainPlus4dBu | HDSP_ADGainPlus4dBu | HDSP_PhoneGain0dB); + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + } + + /* set a default rate so that the channel map is set up. + */ + + hdsp_set_rate(hdsp, 48000, 1); + + return 0; +} + +static void hdsp_midi_work(struct work_struct *work) +{ + struct hdsp *hdsp = container_of(work, struct hdsp, midi_work); + + if (hdsp->midi[0].pending) + snd_hdsp_midi_input_read (&hdsp->midi[0]); + if (hdsp->midi[1].pending) + snd_hdsp_midi_input_read (&hdsp->midi[1]); +} + +static irqreturn_t snd_hdsp_interrupt(int irq, void *dev_id) +{ + struct hdsp *hdsp = (struct hdsp *) dev_id; + unsigned int status; + int audio; + int midi0; + int midi1; + unsigned int midi0status; + unsigned int midi1status; + int schedule = 0; + + status = hdsp_read(hdsp, HDSP_statusRegister); + + audio = status & HDSP_audioIRQPending; + midi0 = status & HDSP_midi0IRQPending; + midi1 = status & HDSP_midi1IRQPending; + + if (!audio && !midi0 && !midi1) + return IRQ_NONE; + + hdsp_write(hdsp, HDSP_interruptConfirmation, 0); + + midi0status = hdsp_read (hdsp, HDSP_midiStatusIn0) & 0xff; + midi1status = hdsp_read (hdsp, HDSP_midiStatusIn1) & 0xff; + + if (!(hdsp->state & HDSP_InitializationComplete)) + return IRQ_HANDLED; + + if (audio) { + if (hdsp->capture_substream) + snd_pcm_period_elapsed(hdsp->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream); + + if (hdsp->playback_substream) + snd_pcm_period_elapsed(hdsp->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream); + } + + if (midi0 && midi0status) { + if (hdsp->use_midi_work) { + /* we disable interrupts for this input until processing is done */ + hdsp->control_register &= ~HDSP_Midi0InterruptEnable; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + hdsp->midi[0].pending = 1; + schedule = 1; + } else { + snd_hdsp_midi_input_read (&hdsp->midi[0]); + } + } + if (hdsp->io_type != Multiface && hdsp->io_type != RPM && hdsp->io_type != H9632 && midi1 && midi1status) { + if (hdsp->use_midi_work) { + /* we disable interrupts for this input until processing is done */ + hdsp->control_register &= ~HDSP_Midi1InterruptEnable; + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register); + hdsp->midi[1].pending = 1; + schedule = 1; + } else { + snd_hdsp_midi_input_read (&hdsp->midi[1]); + } + } + if (hdsp->use_midi_work && schedule) + queue_work(system_highpri_wq, &hdsp->midi_work); + return IRQ_HANDLED; +} + +static snd_pcm_uframes_t snd_hdsp_hw_pointer(struct snd_pcm_substream *substream) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + return hdsp_hw_pointer(hdsp); +} + +static signed char *hdsp_channel_buffer_location(struct hdsp *hdsp, + int stream, + int channel) + +{ + int mapped_channel; + + if (snd_BUG_ON(channel < 0 || channel >= hdsp->max_channels)) + return NULL; + + mapped_channel = hdsp->channel_map[channel]; + if (mapped_channel < 0) + return NULL; + + if (stream == SNDRV_PCM_STREAM_CAPTURE) + return hdsp->capture_buffer + (mapped_channel * HDSP_CHANNEL_BUFFER_BYTES); + else + return hdsp->playback_buffer + (mapped_channel * HDSP_CHANNEL_BUFFER_BYTES); +} + +static int snd_hdsp_playback_copy(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void __user *src, unsigned long count) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + if (snd_BUG_ON(pos + count > HDSP_CHANNEL_BUFFER_BYTES)) + return -EINVAL; + + channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + if (copy_from_user(channel_buf + pos, src, count)) + return -EFAULT; + return 0; +} + +static int snd_hdsp_playback_copy_kernel(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void *src, unsigned long count) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + channel_buf = hdsp_channel_buffer_location(hdsp, substream->pstr->stream, channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + memcpy(channel_buf + pos, src, count); + return 0; +} + +static int snd_hdsp_capture_copy(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void __user *dst, unsigned long count) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + if (snd_BUG_ON(pos + count > HDSP_CHANNEL_BUFFER_BYTES)) + return -EINVAL; + + channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + if (copy_to_user(dst, channel_buf + pos, count)) + return -EFAULT; + return 0; +} + +static int snd_hdsp_capture_copy_kernel(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void *dst, unsigned long count) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + channel_buf = hdsp_channel_buffer_location(hdsp, substream->pstr->stream, channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + memcpy(dst, channel_buf + pos, count); + return 0; +} + +static int snd_hdsp_hw_silence(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + unsigned long count) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + channel_buf = hdsp_channel_buffer_location (hdsp, substream->pstr->stream, channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + memset(channel_buf + pos, 0, count); + return 0; +} + +static int snd_hdsp_reset(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + struct snd_pcm_substream *other; + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + other = hdsp->capture_substream; + else + other = hdsp->playback_substream; + if (hdsp->running) + runtime->status->hw_ptr = hdsp_hw_pointer(hdsp); + else + runtime->status->hw_ptr = 0; + if (other) { + struct snd_pcm_substream *s; + struct snd_pcm_runtime *oruntime = other->runtime; + snd_pcm_group_for_each_entry(s, substream) { + if (s == other) { + oruntime->status->hw_ptr = runtime->status->hw_ptr; + break; + } + } + } + return 0; +} + +static int snd_hdsp_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + int err; + pid_t this_pid; + pid_t other_pid; + + if (hdsp_check_for_iobox (hdsp)) + return -EIO; + + if (hdsp_check_for_firmware(hdsp, 1)) + return -EIO; + + spin_lock_irq(&hdsp->lock); + + if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { + hdsp->control_register &= ~(HDSP_SPDIFProfessional | HDSP_SPDIFNonAudio | HDSP_SPDIFEmphasis); + hdsp_write(hdsp, HDSP_controlRegister, hdsp->control_register |= hdsp->creg_spdif_stream); + this_pid = hdsp->playback_pid; + other_pid = hdsp->capture_pid; + } else { + this_pid = hdsp->capture_pid; + other_pid = hdsp->playback_pid; + } + + if ((other_pid > 0) && (this_pid != other_pid)) { + + /* The other stream is open, and not by the same + task as this one. Make sure that the parameters + that matter are the same. + */ + + if (params_rate(params) != hdsp->system_sample_rate) { + spin_unlock_irq(&hdsp->lock); + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); + return -EBUSY; + } + + if (params_period_size(params) != hdsp->period_bytes / 4) { + spin_unlock_irq(&hdsp->lock); + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + return -EBUSY; + } + + /* We're fine. */ + + spin_unlock_irq(&hdsp->lock); + return 0; + + } else { + spin_unlock_irq(&hdsp->lock); + } + + /* how to make sure that the rate matches an externally-set one ? + */ + + spin_lock_irq(&hdsp->lock); + if (! hdsp->clock_source_locked) { + err = hdsp_set_rate(hdsp, params_rate(params), 0); + if (err < 0) { + spin_unlock_irq(&hdsp->lock); + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); + return err; + } + } + spin_unlock_irq(&hdsp->lock); + + err = hdsp_set_interrupt_interval(hdsp, params_period_size(params)); + if (err < 0) { + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + return err; + } + + return 0; +} + +static int snd_hdsp_channel_info(struct snd_pcm_substream *substream, + struct snd_pcm_channel_info *info) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + unsigned int channel = info->channel; + + if (snd_BUG_ON(channel >= hdsp->max_channels)) + return -EINVAL; + channel = array_index_nospec(channel, hdsp->max_channels); + + if (hdsp->channel_map[channel] < 0) + return -EINVAL; + + info->offset = hdsp->channel_map[channel] * HDSP_CHANNEL_BUFFER_BYTES; + info->first = 0; + info->step = 32; + return 0; +} + +static int snd_hdsp_ioctl(struct snd_pcm_substream *substream, + unsigned int cmd, void *arg) +{ + switch (cmd) { + case SNDRV_PCM_IOCTL1_RESET: + return snd_hdsp_reset(substream); + case SNDRV_PCM_IOCTL1_CHANNEL_INFO: + return snd_hdsp_channel_info(substream, arg); + default: + break; + } + + return snd_pcm_lib_ioctl(substream, cmd, arg); +} + +static int snd_hdsp_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + struct snd_pcm_substream *other; + int running; + + if (hdsp_check_for_iobox (hdsp)) + return -EIO; + + if (hdsp_check_for_firmware(hdsp, 0)) /* no auto-loading in trigger */ + return -EIO; + + spin_lock(&hdsp->lock); + running = hdsp->running; + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + running |= 1 << substream->stream; + break; + case SNDRV_PCM_TRIGGER_STOP: + running &= ~(1 << substream->stream); + break; + default: + snd_BUG(); + spin_unlock(&hdsp->lock); + return -EINVAL; + } + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + other = hdsp->capture_substream; + else + other = hdsp->playback_substream; + + if (other) { + struct snd_pcm_substream *s; + snd_pcm_group_for_each_entry(s, substream) { + if (s == other) { + snd_pcm_trigger_done(s, substream); + if (cmd == SNDRV_PCM_TRIGGER_START) + running |= 1 << s->stream; + else + running &= ~(1 << s->stream); + goto _ok; + } + } + if (cmd == SNDRV_PCM_TRIGGER_START) { + if (!(running & (1 << SNDRV_PCM_STREAM_PLAYBACK)) && + substream->stream == SNDRV_PCM_STREAM_CAPTURE) + hdsp_silence_playback(hdsp); + } else { + if (running && + substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + hdsp_silence_playback(hdsp); + } + } else { + if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) + hdsp_silence_playback(hdsp); + } + _ok: + snd_pcm_trigger_done(substream, substream); + if (!hdsp->running && running) + hdsp_start_audio(hdsp); + else if (hdsp->running && !running) + hdsp_stop_audio(hdsp); + hdsp->running = running; + spin_unlock(&hdsp->lock); + + return 0; +} + +static int snd_hdsp_prepare(struct snd_pcm_substream *substream) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + int result = 0; + + if (hdsp_check_for_iobox (hdsp)) + return -EIO; + + if (hdsp_check_for_firmware(hdsp, 1)) + return -EIO; + + spin_lock_irq(&hdsp->lock); + if (!hdsp->running) + hdsp_reset_hw_pointer(hdsp); + spin_unlock_irq(&hdsp->lock); + return result; +} + +static const struct snd_pcm_hardware snd_hdsp_playback_subinfo = +{ + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_NONINTERLEAVED | + SNDRV_PCM_INFO_SYNC_START | + SNDRV_PCM_INFO_DOUBLE), +#ifdef SNDRV_BIG_ENDIAN + .formats = SNDRV_PCM_FMTBIT_S32_BE, +#else + .formats = SNDRV_PCM_FMTBIT_S32_LE, +#endif + .rates = (SNDRV_PCM_RATE_32000 | + SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_64000 | + SNDRV_PCM_RATE_88200 | + SNDRV_PCM_RATE_96000), + .rate_min = 32000, + .rate_max = 96000, + .channels_min = 6, + .channels_max = HDSP_MAX_CHANNELS, + .buffer_bytes_max = HDSP_CHANNEL_BUFFER_BYTES * HDSP_MAX_CHANNELS, + .period_bytes_min = (64 * 4) * 10, + .period_bytes_max = (8192 * 4) * HDSP_MAX_CHANNELS, + .periods_min = 2, + .periods_max = 2, + .fifo_size = 0 +}; + +static const struct snd_pcm_hardware snd_hdsp_capture_subinfo = +{ + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_NONINTERLEAVED | + SNDRV_PCM_INFO_SYNC_START), +#ifdef SNDRV_BIG_ENDIAN + .formats = SNDRV_PCM_FMTBIT_S32_BE, +#else + .formats = SNDRV_PCM_FMTBIT_S32_LE, +#endif + .rates = (SNDRV_PCM_RATE_32000 | + SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_64000 | + SNDRV_PCM_RATE_88200 | + SNDRV_PCM_RATE_96000), + .rate_min = 32000, + .rate_max = 96000, + .channels_min = 5, + .channels_max = HDSP_MAX_CHANNELS, + .buffer_bytes_max = HDSP_CHANNEL_BUFFER_BYTES * HDSP_MAX_CHANNELS, + .period_bytes_min = (64 * 4) * 10, + .period_bytes_max = (8192 * 4) * HDSP_MAX_CHANNELS, + .periods_min = 2, + .periods_max = 2, + .fifo_size = 0 +}; + +static const unsigned int hdsp_period_sizes[] = { 64, 128, 256, 512, 1024, 2048, 4096, 8192 }; + +static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_period_sizes = { + .count = ARRAY_SIZE(hdsp_period_sizes), + .list = hdsp_period_sizes, + .mask = 0 +}; + +static const unsigned int hdsp_9632_sample_rates[] = { 32000, 44100, 48000, 64000, 88200, 96000, 128000, 176400, 192000 }; + +static const struct snd_pcm_hw_constraint_list hdsp_hw_constraints_9632_sample_rates = { + .count = ARRAY_SIZE(hdsp_9632_sample_rates), + .list = hdsp_9632_sample_rates, + .mask = 0 +}; + +static int snd_hdsp_hw_rule_in_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdsp *hdsp = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + if (hdsp->io_type == H9632) { + unsigned int list[3]; + list[0] = hdsp->qs_in_channels; + list[1] = hdsp->ds_in_channels; + list[2] = hdsp->ss_in_channels; + return snd_interval_list(c, 3, list, 0); + } else { + unsigned int list[2]; + list[0] = hdsp->ds_in_channels; + list[1] = hdsp->ss_in_channels; + return snd_interval_list(c, 2, list, 0); + } +} + +static int snd_hdsp_hw_rule_out_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + unsigned int list[3]; + struct hdsp *hdsp = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + if (hdsp->io_type == H9632) { + list[0] = hdsp->qs_out_channels; + list[1] = hdsp->ds_out_channels; + list[2] = hdsp->ss_out_channels; + return snd_interval_list(c, 3, list, 0); + } else { + list[0] = hdsp->ds_out_channels; + list[1] = hdsp->ss_out_channels; + } + return snd_interval_list(c, 2, list, 0); +} + +static int snd_hdsp_hw_rule_in_channels_rate(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdsp *hdsp = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + if (r->min > 96000 && hdsp->io_type == H9632) { + struct snd_interval t = { + .min = hdsp->qs_in_channels, + .max = hdsp->qs_in_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->min > 48000 && r->max <= 96000) { + struct snd_interval t = { + .min = hdsp->ds_in_channels, + .max = hdsp->ds_in_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->max < 64000) { + struct snd_interval t = { + .min = hdsp->ss_in_channels, + .max = hdsp->ss_in_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } + return 0; +} + +static int snd_hdsp_hw_rule_out_channels_rate(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdsp *hdsp = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + if (r->min > 96000 && hdsp->io_type == H9632) { + struct snd_interval t = { + .min = hdsp->qs_out_channels, + .max = hdsp->qs_out_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->min > 48000 && r->max <= 96000) { + struct snd_interval t = { + .min = hdsp->ds_out_channels, + .max = hdsp->ds_out_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->max < 64000) { + struct snd_interval t = { + .min = hdsp->ss_out_channels, + .max = hdsp->ss_out_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } + return 0; +} + +static int snd_hdsp_hw_rule_rate_out_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdsp *hdsp = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + if (c->min >= hdsp->ss_out_channels) { + struct snd_interval t = { + .min = 32000, + .max = 48000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdsp->qs_out_channels && hdsp->io_type == H9632) { + struct snd_interval t = { + .min = 128000, + .max = 192000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdsp->ds_out_channels) { + struct snd_interval t = { + .min = 64000, + .max = 96000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } + return 0; +} + +static int snd_hdsp_hw_rule_rate_in_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdsp *hdsp = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + if (c->min >= hdsp->ss_in_channels) { + struct snd_interval t = { + .min = 32000, + .max = 48000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdsp->qs_in_channels && hdsp->io_type == H9632) { + struct snd_interval t = { + .min = 128000, + .max = 192000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdsp->ds_in_channels) { + struct snd_interval t = { + .min = 64000, + .max = 96000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } + return 0; +} + +static int snd_hdsp_playback_open(struct snd_pcm_substream *substream) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + if (hdsp_check_for_iobox (hdsp)) + return -EIO; + + if (hdsp_check_for_firmware(hdsp, 1)) + return -EIO; + + spin_lock_irq(&hdsp->lock); + + snd_pcm_set_sync(substream); + + runtime->hw = snd_hdsp_playback_subinfo; + snd_pcm_set_runtime_buffer(substream, &hdsp->playback_dma_buf); + + hdsp->playback_pid = current->pid; + hdsp->playback_substream = substream; + + spin_unlock_irq(&hdsp->lock); + + snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hdsp_hw_constraints_period_sizes); + if (hdsp->clock_source_locked) { + runtime->hw.rate_min = runtime->hw.rate_max = hdsp->system_sample_rate; + } else if (hdsp->io_type == H9632) { + runtime->hw.rate_max = 192000; + runtime->hw.rates = SNDRV_PCM_RATE_KNOT; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hdsp_hw_constraints_9632_sample_rates); + } + if (hdsp->io_type == H9632) { + runtime->hw.channels_min = hdsp->qs_out_channels; + runtime->hw.channels_max = hdsp->ss_out_channels; + } + + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_hdsp_hw_rule_out_channels, hdsp, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_hdsp_hw_rule_out_channels_rate, hdsp, + SNDRV_PCM_HW_PARAM_RATE, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + snd_hdsp_hw_rule_rate_out_channels, hdsp, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + + if (RPM != hdsp->io_type) { + hdsp->creg_spdif_stream = hdsp->creg_spdif; + hdsp->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(hdsp->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, &hdsp->spdif_ctl->id); + } + return 0; +} + +static int snd_hdsp_playback_release(struct snd_pcm_substream *substream) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + + spin_lock_irq(&hdsp->lock); + + hdsp->playback_pid = -1; + hdsp->playback_substream = NULL; + + spin_unlock_irq(&hdsp->lock); + + if (RPM != hdsp->io_type) { + hdsp->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(hdsp->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, &hdsp->spdif_ctl->id); + } + return 0; +} + + +static int snd_hdsp_capture_open(struct snd_pcm_substream *substream) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + if (hdsp_check_for_iobox (hdsp)) + return -EIO; + + if (hdsp_check_for_firmware(hdsp, 1)) + return -EIO; + + spin_lock_irq(&hdsp->lock); + + snd_pcm_set_sync(substream); + + runtime->hw = snd_hdsp_capture_subinfo; + snd_pcm_set_runtime_buffer(substream, &hdsp->capture_dma_buf); + + hdsp->capture_pid = current->pid; + hdsp->capture_substream = substream; + + spin_unlock_irq(&hdsp->lock); + + snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hdsp_hw_constraints_period_sizes); + if (hdsp->io_type == H9632) { + runtime->hw.channels_min = hdsp->qs_in_channels; + runtime->hw.channels_max = hdsp->ss_in_channels; + runtime->hw.rate_max = 192000; + runtime->hw.rates = SNDRV_PCM_RATE_KNOT; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, &hdsp_hw_constraints_9632_sample_rates); + } + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_hdsp_hw_rule_in_channels, hdsp, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_hdsp_hw_rule_in_channels_rate, hdsp, + SNDRV_PCM_HW_PARAM_RATE, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + snd_hdsp_hw_rule_rate_in_channels, hdsp, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + return 0; +} + +static int snd_hdsp_capture_release(struct snd_pcm_substream *substream) +{ + struct hdsp *hdsp = snd_pcm_substream_chip(substream); + + spin_lock_irq(&hdsp->lock); + + hdsp->capture_pid = -1; + hdsp->capture_substream = NULL; + + spin_unlock_irq(&hdsp->lock); + return 0; +} + +/* helper functions for copying meter values */ +static inline int copy_u32_le(void __user *dest, void __iomem *src) +{ + u32 val = readl(src); + return copy_to_user(dest, &val, 4); +} + +static inline int copy_u64_le(void __user *dest, void __iomem *src_low, void __iomem *src_high) +{ + u32 rms_low, rms_high; + u64 rms; + rms_low = readl(src_low); + rms_high = readl(src_high); + rms = ((u64)rms_high << 32) | rms_low; + return copy_to_user(dest, &rms, 8); +} + +static inline int copy_u48_le(void __user *dest, void __iomem *src_low, void __iomem *src_high) +{ + u32 rms_low, rms_high; + u64 rms; + rms_low = readl(src_low) & 0xffffff00; + rms_high = readl(src_high) & 0xffffff00; + rms = ((u64)rms_high << 32) | rms_low; + return copy_to_user(dest, &rms, 8); +} + +static int hdsp_9652_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms) +{ + int doublespeed = 0; + int i, j, channels, ofs; + + if (hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DoubleSpeedStatus) + doublespeed = 1; + channels = doublespeed ? 14 : 26; + for (i = 0, j = 0; i < 26; ++i) { + if (doublespeed && (i & 4)) + continue; + ofs = HDSP_9652_peakBase - j * 4; + if (copy_u32_le(&peak_rms->input_peaks[i], hdsp->iobase + ofs)) + return -EFAULT; + ofs -= channels * 4; + if (copy_u32_le(&peak_rms->playback_peaks[i], hdsp->iobase + ofs)) + return -EFAULT; + ofs -= channels * 4; + if (copy_u32_le(&peak_rms->output_peaks[i], hdsp->iobase + ofs)) + return -EFAULT; + ofs = HDSP_9652_rmsBase + j * 8; + if (copy_u48_le(&peak_rms->input_rms[i], hdsp->iobase + ofs, + hdsp->iobase + ofs + 4)) + return -EFAULT; + ofs += channels * 8; + if (copy_u48_le(&peak_rms->playback_rms[i], hdsp->iobase + ofs, + hdsp->iobase + ofs + 4)) + return -EFAULT; + ofs += channels * 8; + if (copy_u48_le(&peak_rms->output_rms[i], hdsp->iobase + ofs, + hdsp->iobase + ofs + 4)) + return -EFAULT; + j++; + } + return 0; +} + +static int hdsp_9632_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms) +{ + int i, j; + struct hdsp_9632_meters __iomem *m; + int doublespeed = 0; + + if (hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DoubleSpeedStatus) + doublespeed = 1; + m = (struct hdsp_9632_meters __iomem *)(hdsp->iobase+HDSP_9632_metersBase); + for (i = 0, j = 0; i < 16; ++i, ++j) { + if (copy_u32_le(&peak_rms->input_peaks[i], &m->input_peak[j])) + return -EFAULT; + if (copy_u32_le(&peak_rms->playback_peaks[i], &m->playback_peak[j])) + return -EFAULT; + if (copy_u32_le(&peak_rms->output_peaks[i], &m->output_peak[j])) + return -EFAULT; + if (copy_u64_le(&peak_rms->input_rms[i], &m->input_rms_low[j], + &m->input_rms_high[j])) + return -EFAULT; + if (copy_u64_le(&peak_rms->playback_rms[i], &m->playback_rms_low[j], + &m->playback_rms_high[j])) + return -EFAULT; + if (copy_u64_le(&peak_rms->output_rms[i], &m->output_rms_low[j], + &m->output_rms_high[j])) + return -EFAULT; + if (doublespeed && i == 3) i += 4; + } + return 0; +} + +static int hdsp_get_peak(struct hdsp *hdsp, struct hdsp_peak_rms __user *peak_rms) +{ + int i; + + for (i = 0; i < 26; i++) { + if (copy_u32_le(&peak_rms->playback_peaks[i], + hdsp->iobase + HDSP_playbackPeakLevel + i * 4)) + return -EFAULT; + if (copy_u32_le(&peak_rms->input_peaks[i], + hdsp->iobase + HDSP_inputPeakLevel + i * 4)) + return -EFAULT; + } + for (i = 0; i < 28; i++) { + if (copy_u32_le(&peak_rms->output_peaks[i], + hdsp->iobase + HDSP_outputPeakLevel + i * 4)) + return -EFAULT; + } + for (i = 0; i < 26; ++i) { + if (copy_u64_le(&peak_rms->playback_rms[i], + hdsp->iobase + HDSP_playbackRmsLevel + i * 8 + 4, + hdsp->iobase + HDSP_playbackRmsLevel + i * 8)) + return -EFAULT; + if (copy_u64_le(&peak_rms->input_rms[i], + hdsp->iobase + HDSP_inputRmsLevel + i * 8 + 4, + hdsp->iobase + HDSP_inputRmsLevel + i * 8)) + return -EFAULT; + } + return 0; +} + +static int snd_hdsp_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, unsigned int cmd, unsigned long arg) +{ + struct hdsp *hdsp = hw->private_data; + void __user *argp = (void __user *)arg; + int err; + + switch (cmd) { + case SNDRV_HDSP_IOCTL_GET_PEAK_RMS: { + struct hdsp_peak_rms __user *peak_rms = (struct hdsp_peak_rms __user *)arg; + + err = hdsp_check_for_iobox(hdsp); + if (err < 0) + return err; + + err = hdsp_check_for_firmware(hdsp, 1); + if (err < 0) + return err; + + if (!(hdsp->state & HDSP_FirmwareLoaded)) { + dev_err(hdsp->card->dev, + "firmware needs to be uploaded to the card.\n"); + return -EINVAL; + } + + switch (hdsp->io_type) { + case H9652: + return hdsp_9652_get_peak(hdsp, peak_rms); + case H9632: + return hdsp_9632_get_peak(hdsp, peak_rms); + default: + return hdsp_get_peak(hdsp, peak_rms); + } + } + case SNDRV_HDSP_IOCTL_GET_CONFIG_INFO: { + struct hdsp_config_info info; + unsigned long flags; + int i; + + err = hdsp_check_for_iobox(hdsp); + if (err < 0) + return err; + + err = hdsp_check_for_firmware(hdsp, 1); + if (err < 0) + return err; + + memset(&info, 0, sizeof(info)); + spin_lock_irqsave(&hdsp->lock, flags); + info.pref_sync_ref = (unsigned char)hdsp_pref_sync_ref(hdsp); + info.wordclock_sync_check = (unsigned char)hdsp_wc_sync_check(hdsp); + if (hdsp->io_type != H9632) + info.adatsync_sync_check = (unsigned char)hdsp_adatsync_sync_check(hdsp); + info.spdif_sync_check = (unsigned char)hdsp_spdif_sync_check(hdsp); + for (i = 0; i < ((hdsp->io_type != Multiface && hdsp->io_type != RPM && hdsp->io_type != H9632) ? 3 : 1); ++i) + info.adat_sync_check[i] = (unsigned char)hdsp_adat_sync_check(hdsp, i); + info.spdif_in = (unsigned char)hdsp_spdif_in(hdsp); + info.spdif_out = (unsigned char)hdsp_toggle_setting(hdsp, + HDSP_SPDIFOpticalOut); + info.spdif_professional = (unsigned char) + hdsp_toggle_setting(hdsp, HDSP_SPDIFProfessional); + info.spdif_emphasis = (unsigned char) + hdsp_toggle_setting(hdsp, HDSP_SPDIFEmphasis); + info.spdif_nonaudio = (unsigned char) + hdsp_toggle_setting(hdsp, HDSP_SPDIFNonAudio); + info.spdif_sample_rate = hdsp_spdif_sample_rate(hdsp); + info.system_sample_rate = hdsp->system_sample_rate; + info.autosync_sample_rate = hdsp_external_sample_rate(hdsp); + info.system_clock_mode = (unsigned char)hdsp_system_clock_mode(hdsp); + info.clock_source = (unsigned char)hdsp_clock_source(hdsp); + info.autosync_ref = (unsigned char)hdsp_autosync_ref(hdsp); + info.line_out = (unsigned char) + hdsp_toggle_setting(hdsp, HDSP_LineOut); + if (hdsp->io_type == H9632) { + info.da_gain = (unsigned char)hdsp_da_gain(hdsp); + info.ad_gain = (unsigned char)hdsp_ad_gain(hdsp); + info.phone_gain = (unsigned char)hdsp_phone_gain(hdsp); + info.xlr_breakout_cable = + (unsigned char)hdsp_toggle_setting(hdsp, + HDSP_XLRBreakoutCable); + + } else if (hdsp->io_type == RPM) { + info.da_gain = (unsigned char) hdsp_rpm_input12(hdsp); + info.ad_gain = (unsigned char) hdsp_rpm_input34(hdsp); + } + if (hdsp->io_type == H9632 || hdsp->io_type == H9652) + info.analog_extension_board = + (unsigned char)hdsp_toggle_setting(hdsp, + HDSP_AnalogExtensionBoard); + spin_unlock_irqrestore(&hdsp->lock, flags); + if (copy_to_user(argp, &info, sizeof(info))) + return -EFAULT; + break; + } + case SNDRV_HDSP_IOCTL_GET_9632_AEB: { + struct hdsp_9632_aeb h9632_aeb; + + if (hdsp->io_type != H9632) return -EINVAL; + h9632_aeb.aebi = hdsp->ss_in_channels - H9632_SS_CHANNELS; + h9632_aeb.aebo = hdsp->ss_out_channels - H9632_SS_CHANNELS; + if (copy_to_user(argp, &h9632_aeb, sizeof(h9632_aeb))) + return -EFAULT; + break; + } + case SNDRV_HDSP_IOCTL_GET_VERSION: { + struct hdsp_version hdsp_version; + int err; + + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return -EINVAL; + if (hdsp->io_type == Undefined) { + err = hdsp_get_iobox_version(hdsp); + if (err < 0) + return err; + } + memset(&hdsp_version, 0, sizeof(hdsp_version)); + hdsp_version.io_type = hdsp->io_type; + hdsp_version.firmware_rev = hdsp->firmware_rev; + if (copy_to_user(argp, &hdsp_version, sizeof(hdsp_version))) + return -EFAULT; + break; + } + case SNDRV_HDSP_IOCTL_UPLOAD_FIRMWARE: { + struct hdsp_firmware firmware; + u32 __user *firmware_data; + int err; + + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) return -EINVAL; + /* SNDRV_HDSP_IOCTL_GET_VERSION must have been called */ + if (hdsp->io_type == Undefined) return -EINVAL; + + if (hdsp->state & (HDSP_FirmwareCached | HDSP_FirmwareLoaded)) + return -EBUSY; + + dev_info(hdsp->card->dev, + "initializing firmware upload\n"); + if (copy_from_user(&firmware, argp, sizeof(firmware))) + return -EFAULT; + firmware_data = (u32 __user *)firmware.firmware_data; + + if (hdsp_check_for_iobox (hdsp)) + return -EIO; + + if (!hdsp->fw_uploaded) { + hdsp->fw_uploaded = vmalloc(HDSP_FIRMWARE_SIZE); + if (!hdsp->fw_uploaded) + return -ENOMEM; + } + + if (copy_from_user(hdsp->fw_uploaded, firmware_data, + HDSP_FIRMWARE_SIZE)) { + vfree(hdsp->fw_uploaded); + hdsp->fw_uploaded = NULL; + return -EFAULT; + } + + hdsp->state |= HDSP_FirmwareCached; + + err = snd_hdsp_load_firmware_from_cache(hdsp); + if (err < 0) + return err; + + if (!(hdsp->state & HDSP_InitializationComplete)) { + err = snd_hdsp_enable_io(hdsp); + if (err < 0) + return err; + + snd_hdsp_initialize_channels(hdsp); + snd_hdsp_initialize_midi_flush(hdsp); + + err = snd_hdsp_create_alsa_devices(hdsp->card, hdsp); + if (err < 0) { + dev_err(hdsp->card->dev, + "error creating alsa devices\n"); + return err; + } + } + break; + } + case SNDRV_HDSP_IOCTL_GET_MIXER: { + struct hdsp_mixer __user *mixer = (struct hdsp_mixer __user *)argp; + if (copy_to_user(mixer->matrix, hdsp->mixer_matrix, sizeof(unsigned short)*HDSP_MATRIX_MIXER_SIZE)) + return -EFAULT; + break; + } + default: + return -EINVAL; + } + return 0; +} + +static const struct snd_pcm_ops snd_hdsp_playback_ops = { + .open = snd_hdsp_playback_open, + .close = snd_hdsp_playback_release, + .ioctl = snd_hdsp_ioctl, + .hw_params = snd_hdsp_hw_params, + .prepare = snd_hdsp_prepare, + .trigger = snd_hdsp_trigger, + .pointer = snd_hdsp_hw_pointer, + .copy_user = snd_hdsp_playback_copy, + .copy_kernel = snd_hdsp_playback_copy_kernel, + .fill_silence = snd_hdsp_hw_silence, +}; + +static const struct snd_pcm_ops snd_hdsp_capture_ops = { + .open = snd_hdsp_capture_open, + .close = snd_hdsp_capture_release, + .ioctl = snd_hdsp_ioctl, + .hw_params = snd_hdsp_hw_params, + .prepare = snd_hdsp_prepare, + .trigger = snd_hdsp_trigger, + .pointer = snd_hdsp_hw_pointer, + .copy_user = snd_hdsp_capture_copy, + .copy_kernel = snd_hdsp_capture_copy_kernel, +}; + +static int snd_hdsp_create_hwdep(struct snd_card *card, struct hdsp *hdsp) +{ + struct snd_hwdep *hw; + int err; + + err = snd_hwdep_new(card, "HDSP hwdep", 0, &hw); + if (err < 0) + return err; + + hdsp->hwdep = hw; + hw->private_data = hdsp; + strcpy(hw->name, "HDSP hwdep interface"); + + hw->ops.ioctl = snd_hdsp_hwdep_ioctl; + hw->ops.ioctl_compat = snd_hdsp_hwdep_ioctl; + + return 0; +} + +static int snd_hdsp_create_pcm(struct snd_card *card, struct hdsp *hdsp) +{ + struct snd_pcm *pcm; + int err; + + err = snd_pcm_new(card, hdsp->card_name, 0, 1, 1, &pcm); + if (err < 0) + return err; + + hdsp->pcm = pcm; + pcm->private_data = hdsp; + strcpy(pcm->name, hdsp->card_name); + + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_hdsp_playback_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_hdsp_capture_ops); + + pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; + + return 0; +} + +static void snd_hdsp_9652_enable_mixer (struct hdsp *hdsp) +{ + hdsp->control2_register |= HDSP_9652_ENABLE_MIXER; + hdsp_write (hdsp, HDSP_control2Reg, hdsp->control2_register); +} + +static int snd_hdsp_enable_io (struct hdsp *hdsp) +{ + int i; + + if (hdsp_fifo_wait (hdsp, 0, 100)) { + dev_err(hdsp->card->dev, + "enable_io fifo_wait failed\n"); + return -EIO; + } + + for (i = 0; i < hdsp->max_channels; ++i) { + hdsp_write (hdsp, HDSP_inputEnable + (4 * i), 1); + hdsp_write (hdsp, HDSP_outputEnable + (4 * i), 1); + } + + return 0; +} + +static void snd_hdsp_initialize_channels(struct hdsp *hdsp) +{ + int status, aebi_channels, aebo_channels, i; + + switch (hdsp->io_type) { + case Digiface: + hdsp->card_name = "RME Hammerfall DSP + Digiface"; + hdsp->ss_in_channels = hdsp->ss_out_channels = DIGIFACE_SS_CHANNELS; + hdsp->ds_in_channels = hdsp->ds_out_channels = DIGIFACE_DS_CHANNELS; + break; + + case H9652: + hdsp->card_name = "RME Hammerfall HDSP 9652"; + hdsp->ss_in_channels = hdsp->ss_out_channels = H9652_SS_CHANNELS; + hdsp->ds_in_channels = hdsp->ds_out_channels = H9652_DS_CHANNELS; + break; + + case H9632: + status = hdsp_read(hdsp, HDSP_statusRegister); + /* HDSP_AEBx bits are low when AEB are connected */ + aebi_channels = (status & HDSP_AEBI) ? 0 : 4; + aebo_channels = (status & HDSP_AEBO) ? 0 : 4; + hdsp->card_name = "RME Hammerfall HDSP 9632"; + hdsp->ss_in_channels = H9632_SS_CHANNELS+aebi_channels; + hdsp->ds_in_channels = H9632_DS_CHANNELS+aebi_channels; + hdsp->qs_in_channels = H9632_QS_CHANNELS+aebi_channels; + hdsp->ss_out_channels = H9632_SS_CHANNELS+aebo_channels; + hdsp->ds_out_channels = H9632_DS_CHANNELS+aebo_channels; + hdsp->qs_out_channels = H9632_QS_CHANNELS+aebo_channels; + /* Disable loopback of output channels, as the set function + * only sets on a change we fake all bits (channels) as enabled. + */ + hdsp->io_loopback = 0xffffffff; + for (i = 0; i < hdsp->max_channels; ++i) + hdsp_loopback_set(hdsp, i, false); + break; + + case Multiface: + hdsp->card_name = "RME Hammerfall DSP + Multiface"; + hdsp->ss_in_channels = hdsp->ss_out_channels = MULTIFACE_SS_CHANNELS; + hdsp->ds_in_channels = hdsp->ds_out_channels = MULTIFACE_DS_CHANNELS; + break; + + case RPM: + hdsp->card_name = "RME Hammerfall DSP + RPM"; + hdsp->ss_in_channels = RPM_CHANNELS-1; + hdsp->ss_out_channels = RPM_CHANNELS; + hdsp->ds_in_channels = RPM_CHANNELS-1; + hdsp->ds_out_channels = RPM_CHANNELS; + break; + + default: + /* should never get here */ + break; + } +} + +static void snd_hdsp_initialize_midi_flush (struct hdsp *hdsp) +{ + snd_hdsp_flush_midi_input (hdsp, 0); + snd_hdsp_flush_midi_input (hdsp, 1); +} + +static int snd_hdsp_create_alsa_devices(struct snd_card *card, struct hdsp *hdsp) +{ + int err; + + err = snd_hdsp_create_pcm(card, hdsp); + if (err < 0) { + dev_err(card->dev, + "Error creating pcm interface\n"); + return err; + } + + + err = snd_hdsp_create_midi(card, hdsp, 0); + if (err < 0) { + dev_err(card->dev, + "Error creating first midi interface\n"); + return err; + } + + if (hdsp->io_type == Digiface || hdsp->io_type == H9652) { + err = snd_hdsp_create_midi(card, hdsp, 1); + if (err < 0) { + dev_err(card->dev, + "Error creating second midi interface\n"); + return err; + } + } + + err = snd_hdsp_create_controls(card, hdsp); + if (err < 0) { + dev_err(card->dev, + "Error creating ctl interface\n"); + return err; + } + + snd_hdsp_proc_init(hdsp); + + hdsp->system_sample_rate = -1; + hdsp->playback_pid = -1; + hdsp->capture_pid = -1; + hdsp->capture_substream = NULL; + hdsp->playback_substream = NULL; + + err = snd_hdsp_set_defaults(hdsp); + if (err < 0) { + dev_err(card->dev, + "Error setting default values\n"); + return err; + } + + if (!(hdsp->state & HDSP_InitializationComplete)) { + strcpy(card->shortname, "Hammerfall DSP"); + sprintf(card->longname, "%s at 0x%lx, irq %d", hdsp->card_name, + hdsp->port, hdsp->irq); + + err = snd_card_register(card); + if (err < 0) { + dev_err(card->dev, + "error registering card\n"); + return err; + } + hdsp->state |= HDSP_InitializationComplete; + } + + return 0; +} + +/* load firmware via hotplug fw loader */ +static int hdsp_request_fw_loader(struct hdsp *hdsp) +{ + const char *fwfile; + const struct firmware *fw; + int err; + + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) + return 0; + if (hdsp->io_type == Undefined) { + err = hdsp_get_iobox_version(hdsp); + if (err < 0) + return err; + if (hdsp->io_type == H9652 || hdsp->io_type == H9632) + return 0; + } + + /* caution: max length of firmware filename is 30! */ + switch (hdsp->io_type) { + case RPM: + fwfile = "rpm_firmware.bin"; + break; + case Multiface: + if (hdsp->firmware_rev == 0xa) + fwfile = "multiface_firmware.bin"; + else + fwfile = "multiface_firmware_rev11.bin"; + break; + case Digiface: + if (hdsp->firmware_rev == 0xa) + fwfile = "digiface_firmware.bin"; + else + fwfile = "digiface_firmware_rev11.bin"; + break; + default: + dev_err(hdsp->card->dev, + "invalid io_type %d\n", hdsp->io_type); + return -EINVAL; + } + + if (request_firmware(&fw, fwfile, &hdsp->pci->dev)) { + dev_err(hdsp->card->dev, + "cannot load firmware %s\n", fwfile); + return -ENOENT; + } + if (fw->size < HDSP_FIRMWARE_SIZE) { + dev_err(hdsp->card->dev, + "too short firmware size %d (expected %d)\n", + (int)fw->size, HDSP_FIRMWARE_SIZE); + release_firmware(fw); + return -EINVAL; + } + + hdsp->firmware = fw; + + hdsp->state |= HDSP_FirmwareCached; + + err = snd_hdsp_load_firmware_from_cache(hdsp); + if (err < 0) + return err; + + if (!(hdsp->state & HDSP_InitializationComplete)) { + err = snd_hdsp_enable_io(hdsp); + if (err < 0) + return err; + + err = snd_hdsp_create_hwdep(hdsp->card, hdsp); + if (err < 0) { + dev_err(hdsp->card->dev, + "error creating hwdep device\n"); + return err; + } + snd_hdsp_initialize_channels(hdsp); + snd_hdsp_initialize_midi_flush(hdsp); + err = snd_hdsp_create_alsa_devices(hdsp->card, hdsp); + if (err < 0) { + dev_err(hdsp->card->dev, + "error creating alsa devices\n"); + return err; + } + } + return 0; +} + +static int snd_hdsp_create(struct snd_card *card, + struct hdsp *hdsp) +{ + struct pci_dev *pci = hdsp->pci; + int err; + int is_9652 = 0; + int is_9632 = 0; + + hdsp->irq = -1; + hdsp->state = 0; + hdsp->midi[0].rmidi = NULL; + hdsp->midi[1].rmidi = NULL; + hdsp->midi[0].input = NULL; + hdsp->midi[1].input = NULL; + hdsp->midi[0].output = NULL; + hdsp->midi[1].output = NULL; + hdsp->midi[0].pending = 0; + hdsp->midi[1].pending = 0; + spin_lock_init(&hdsp->midi[0].lock); + spin_lock_init(&hdsp->midi[1].lock); + hdsp->iobase = NULL; + hdsp->control_register = 0; + hdsp->control2_register = 0; + hdsp->io_type = Undefined; + hdsp->max_channels = 26; + + hdsp->card = card; + + spin_lock_init(&hdsp->lock); + + INIT_WORK(&hdsp->midi_work, hdsp_midi_work); + + pci_read_config_word(hdsp->pci, PCI_CLASS_REVISION, &hdsp->firmware_rev); + hdsp->firmware_rev &= 0xff; + + /* From Martin Bjoernsen : + "It is important that the card's latency timer register in + the PCI configuration space is set to a value much larger + than 0 by the computer's BIOS or the driver. + The windows driver always sets this 8 bit register [...] + to its maximum 255 to avoid problems with some computers." + */ + pci_write_config_byte(hdsp->pci, PCI_LATENCY_TIMER, 0xFF); + + strcpy(card->driver, "H-DSP"); + strcpy(card->mixername, "Xilinx FPGA"); + + if (hdsp->firmware_rev < 0xa) + return -ENODEV; + else if (hdsp->firmware_rev < 0x64) + hdsp->card_name = "RME Hammerfall DSP"; + else if (hdsp->firmware_rev < 0x96) { + hdsp->card_name = "RME HDSP 9652"; + is_9652 = 1; + } else { + hdsp->card_name = "RME HDSP 9632"; + hdsp->max_channels = 16; + is_9632 = 1; + } + + err = pcim_enable_device(pci); + if (err < 0) + return err; + + pci_set_master(hdsp->pci); + + err = pci_request_regions(pci, "hdsp"); + if (err < 0) + return err; + hdsp->port = pci_resource_start(pci, 0); + hdsp->iobase = devm_ioremap(&pci->dev, hdsp->port, HDSP_IO_EXTENT); + if (!hdsp->iobase) { + dev_err(hdsp->card->dev, "unable to remap region 0x%lx-0x%lx\n", + hdsp->port, hdsp->port + HDSP_IO_EXTENT - 1); + return -EBUSY; + } + + if (devm_request_irq(&pci->dev, pci->irq, snd_hdsp_interrupt, + IRQF_SHARED, KBUILD_MODNAME, hdsp)) { + dev_err(hdsp->card->dev, "unable to use IRQ %d\n", pci->irq); + return -EBUSY; + } + + hdsp->irq = pci->irq; + card->sync_irq = hdsp->irq; + hdsp->precise_ptr = 0; + hdsp->use_midi_work = 1; + hdsp->dds_value = 0; + + err = snd_hdsp_initialize_memory(hdsp); + if (err < 0) + return err; + + if (!is_9652 && !is_9632) { + /* we wait a maximum of 10 seconds to let freshly + * inserted cardbus cards do their hardware init */ + err = hdsp_wait_for_iobox(hdsp, 1000, 10); + + if (err < 0) + return err; + + if ((hdsp_read (hdsp, HDSP_statusRegister) & HDSP_DllError) != 0) { + err = hdsp_request_fw_loader(hdsp); + if (err < 0) + /* we don't fail as this can happen + if userspace is not ready for + firmware upload + */ + dev_err(hdsp->card->dev, + "couldn't get firmware from userspace. try using hdsploader\n"); + else + /* init is complete, we return */ + return 0; + /* we defer initialization */ + dev_info(hdsp->card->dev, + "card initialization pending : waiting for firmware\n"); + err = snd_hdsp_create_hwdep(card, hdsp); + if (err < 0) + return err; + return 0; + } else { + dev_info(hdsp->card->dev, + "Firmware already present, initializing card.\n"); + if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version2) + hdsp->io_type = RPM; + else if (hdsp_read(hdsp, HDSP_status2Register) & HDSP_version1) + hdsp->io_type = Multiface; + else + hdsp->io_type = Digiface; + } + } + + err = snd_hdsp_enable_io(hdsp); + if (err) + return err; + + if (is_9652) + hdsp->io_type = H9652; + + if (is_9632) + hdsp->io_type = H9632; + + err = snd_hdsp_create_hwdep(card, hdsp); + if (err < 0) + return err; + + snd_hdsp_initialize_channels(hdsp); + snd_hdsp_initialize_midi_flush(hdsp); + + hdsp->state |= HDSP_FirmwareLoaded; + + err = snd_hdsp_create_alsa_devices(card, hdsp); + if (err < 0) + return err; + + return 0; +} + +static void snd_hdsp_card_free(struct snd_card *card) +{ + struct hdsp *hdsp = card->private_data; + + if (hdsp->port) { + /* stop the audio, and cancel all interrupts */ + cancel_work_sync(&hdsp->midi_work); + hdsp->control_register &= ~(HDSP_Start|HDSP_AudioInterruptEnable|HDSP_Midi0InterruptEnable|HDSP_Midi1InterruptEnable); + hdsp_write (hdsp, HDSP_controlRegister, hdsp->control_register); + } + + release_firmware(hdsp->firmware); + vfree(hdsp->fw_uploaded); +} + +static int snd_hdsp_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct hdsp *hdsp; + struct snd_card *card; + int err; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + + err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, + sizeof(struct hdsp), &card); + if (err < 0) + return err; + + hdsp = card->private_data; + card->private_free = snd_hdsp_card_free; + hdsp->dev = dev; + hdsp->pci = pci; + err = snd_hdsp_create(card, hdsp); + if (err) + goto error; + + strcpy(card->shortname, "Hammerfall DSP"); + sprintf(card->longname, "%s at 0x%lx, irq %d", hdsp->card_name, + hdsp->port, hdsp->irq); + err = snd_card_register(card); + if (err) + goto error; + pci_set_drvdata(pci, card); + dev++; + return 0; + + error: + snd_card_free(card); + return err; +} + +static struct pci_driver hdsp_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_hdsp_ids, + .probe = snd_hdsp_probe, +}; + +module_pci_driver(hdsp_driver); diff --git a/sound/pci/rme9652/hdspm.c b/sound/pci/rme9652/hdspm.c new file mode 100644 index 000000000..fa1812e7a --- /dev/null +++ b/sound/pci/rme9652/hdspm.c @@ -0,0 +1,6935 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * ALSA driver for RME Hammerfall DSP MADI audio interface(s) + * + * Copyright (c) 2003 Winfried Ritsch (IEM) + * code based on hdsp.c Paul Davis + * Marcus Andersson + * Thomas Charbonnel + * Modified 2006-06-01 for AES32 support by Remy Bruno + * <remy.bruno@trinnov.com> + * + * Modified 2009-04-13 for proper metering by Florian Faber + * <faber@faberman.de> + * + * Modified 2009-04-14 for native float support by Florian Faber + * <faber@faberman.de> + * + * Modified 2009-04-26 fixed bug in rms metering by Florian Faber + * <faber@faberman.de> + * + * Modified 2009-04-30 added hw serial number support by Florian Faber + * + * Modified 2011-01-14 added S/PDIF input on RayDATs by Adrian Knoth + * + * Modified 2011-01-25 variable period sizes on RayDAT/AIO by Adrian Knoth + * + * Modified 2019-05-23 fix AIO single speed ADAT capture and playback + * by Philippe.Bekaert@uhasselt.be + */ + +/* ************* Register Documentation ******************************************************* + * + * Work in progress! Documentation is based on the code in this file. + * + * --------- HDSPM_controlRegister --------- + * :7654.3210:7654.3210:7654.3210:7654.3210: bit number per byte + * :||||.||||:||||.||||:||||.||||:||||.||||: + * :3322.2222:2222.1111:1111.1100:0000.0000: bit number + * :1098.7654:3210.9876:5432.1098:7654.3210: 0..31 + * :||||.||||:||||.||||:||||.||||:||||.||||: + * :8421.8421:8421.8421:8421.8421:8421.8421: hex digit + * : . : . : . : x . : HDSPM_AudioInterruptEnable \_ setting both bits + * : . : . : . : . x: HDSPM_Start / enables audio IO + * : . : . : . : x. : HDSPM_ClockModeMaster - 1: Master, 0: Slave + * : . : . : . : .210 : HDSPM_LatencyMask - 3 Bit value for latency + * : . : . : . : . : 0:64, 1:128, 2:256, 3:512, + * : . : . : . : . : 4:1024, 5:2048, 6:4096, 7:8192 + * :x . : . : . x:xx . : HDSPM_FrequencyMask + * : . : . : . :10 . : HDSPM_Frequency1|HDSPM_Frequency0: 1=32K,2=44.1K,3=48K,0=?? + * : . : . : . x: . : <MADI> HDSPM_DoubleSpeed + * :x . : . : . : . : <MADI> HDSPM_QuadSpeed + * : . 3 : . 10: 2 . : . : HDSPM_SyncRefMask : + * : . : . x: . : . : HDSPM_SyncRef0 + * : . : . x : . : . : HDSPM_SyncRef1 + * : . : . : x . : . : <AES32> HDSPM_SyncRef2 + * : . x : . : . : . : <AES32> HDSPM_SyncRef3 + * : . : . 10: . : . : <MADI> sync ref: 0:WC, 1:Madi, 2:TCO, 3:SyncIn + * : . 3 : . 10: 2 . : . : <AES32> 0:WC, 1:AES1 ... 8:AES8, 9: TCO, 10:SyncIn? + * : . x : . : . : . : <MADIe> HDSPe_FLOAT_FORMAT + * : . : . : x . : . : <MADI> HDSPM_InputSelect0 : 0=optical,1=coax + * : . : . :x . : . : <MADI> HDSPM_InputSelect1 + * : . : .x : . : . : <MADI> HDSPM_clr_tms + * : . : . : . x : . : <MADI> HDSPM_TX_64ch + * : . : . : . x : . : <AES32> HDSPM_Emphasis + * : . : . : .x : . : <MADI> HDSPM_AutoInp + * : . : . x : . : . : <MADI> HDSPM_SMUX + * : . : .x : . : . : <MADI> HDSPM_clr_tms + * : . : x. : . : . : <MADI> HDSPM_taxi_reset + * : . x: . : . : . : <MADI> HDSPM_LineOut + * : . x: . : . : . : <AES32> ?????????????????? + * : . : x. : . : . : <AES32> HDSPM_WCK48 + * : . : . : .x : . : <AES32> HDSPM_Dolby + * : . : x . : . : . : HDSPM_Midi0InterruptEnable + * : . :x . : . : . : HDSPM_Midi1InterruptEnable + * : . : x . : . : . : HDSPM_Midi2InterruptEnable + * : . x : . : . : . : <MADI> HDSPM_Midi3InterruptEnable + * : . x : . : . : . : <AES32> HDSPM_DS_DoubleWire + * : .x : . : . : . : <AES32> HDSPM_QS_DoubleWire + * : x. : . : . : . : <AES32> HDSPM_QS_QuadWire + * : . : . : . x : . : <AES32> HDSPM_Professional + * : x . : . : . : . : HDSPM_wclk_sel + * : . : . : . : . : + * :7654.3210:7654.3210:7654.3210:7654.3210: bit number per byte + * :||||.||||:||||.||||:||||.||||:||||.||||: + * :3322.2222:2222.1111:1111.1100:0000.0000: bit number + * :1098.7654:3210.9876:5432.1098:7654.3210: 0..31 + * :||||.||||:||||.||||:||||.||||:||||.||||: + * :8421.8421:8421.8421:8421.8421:8421.8421:hex digit + * + * + * + * AIO / RayDAT only + * + * ------------ HDSPM_WR_SETTINGS ---------- + * :3322.2222:2222.1111:1111.1100:0000.0000: bit number per byte + * :1098.7654:3210.9876:5432.1098:7654.3210: + * :||||.||||:||||.||||:||||.||||:||||.||||: bit number + * :7654.3210:7654.3210:7654.3210:7654.3210: 0..31 + * :||||.||||:||||.||||:||||.||||:||||.||||: + * :8421.8421:8421.8421:8421.8421:8421.8421: hex digit + * : . : . : . : . x: HDSPM_c0Master 1: Master, 0: Slave + * : . : . : . : . x : HDSPM_c0_SyncRef0 + * : . : . : . : . x : HDSPM_c0_SyncRef1 + * : . : . : . : .x : HDSPM_c0_SyncRef2 + * : . : . : . : x. : HDSPM_c0_SyncRef3 + * : . : . : . : 3.210 : HDSPM_c0_SyncRefMask: + * : . : . : . : . : RayDat: 0:WC, 1:AES, 2:SPDIF, 3..6: ADAT1..4, + * : . : . : . : . : 9:TCO, 10:SyncIn + * : . : . : . : . : AIO: 0:WC, 1:AES, 2: SPDIF, 3: ATAT, + * : . : . : . : . : 9:TCO, 10:SyncIn + * : . : . : . : . : + * : . : . : . : . : + * :3322.2222:2222.1111:1111.1100:0000.0000: bit number per byte + * :1098.7654:3210.9876:5432.1098:7654.3210: + * :||||.||||:||||.||||:||||.||||:||||.||||: bit number + * :7654.3210:7654.3210:7654.3210:7654.3210: 0..31 + * :||||.||||:||||.||||:||||.||||:||||.||||: + * :8421.8421:8421.8421:8421.8421:8421.8421: hex digit + * + */ +#include <linux/init.h> +#include <linux/delay.h> +#include <linux/interrupt.h> +#include <linux/module.h> +#include <linux/slab.h> +#include <linux/pci.h> +#include <linux/math64.h> +#include <linux/io.h> +#include <linux/nospec.h> + +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/pcm_params.h> +#include <sound/info.h> +#include <sound/asoundef.h> +#include <sound/rawmidi.h> +#include <sound/hwdep.h> +#include <sound/initval.h> + +#include <sound/hdspm.h> + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP;/* Enable this card */ + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for RME HDSPM interface."); + +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for RME HDSPM interface."); + +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable/disable specific HDSPM soundcards."); + + +MODULE_AUTHOR +( + "Winfried Ritsch <ritsch_AT_iem.at>, " + "Paul Davis <paul@linuxaudiosystems.com>, " + "Marcus Andersson, Thomas Charbonnel <thomas@undata.org>, " + "Remy Bruno <remy.bruno@trinnov.com>, " + "Florian Faber <faberman@linuxproaudio.org>, " + "Adrian Knoth <adi@drcomp.erfurt.thur.de>" +); +MODULE_DESCRIPTION("RME HDSPM"); +MODULE_LICENSE("GPL"); + +/* --- Write registers. --- + These are defined as byte-offsets from the iobase value. */ + +#define HDSPM_WR_SETTINGS 0 +#define HDSPM_outputBufferAddress 32 +#define HDSPM_inputBufferAddress 36 +#define HDSPM_controlRegister 64 +#define HDSPM_interruptConfirmation 96 +#define HDSPM_control2Reg 256 /* not in specs ???????? */ +#define HDSPM_freqReg 256 /* for setting arbitrary clock values (DDS feature) */ +#define HDSPM_midiDataOut0 352 /* just believe in old code */ +#define HDSPM_midiDataOut1 356 +#define HDSPM_eeprom_wr 384 /* for AES32 */ + +/* DMA enable for 64 channels, only Bit 0 is relevant */ +#define HDSPM_outputEnableBase 512 /* 512-767 input DMA */ +#define HDSPM_inputEnableBase 768 /* 768-1023 output DMA */ + +/* 16 page addresses for each of the 64 channels DMA buffer in and out + (each 64k=16*4k) Buffer must be 4k aligned (which is default i386 ????) */ +#define HDSPM_pageAddressBufferOut 8192 +#define HDSPM_pageAddressBufferIn (HDSPM_pageAddressBufferOut+64*16*4) + +#define HDSPM_MADI_mixerBase 32768 /* 32768-65535 for 2x64x64 Fader */ + +#define HDSPM_MATRIX_MIXER_SIZE 8192 /* = 2*64*64 * 4 Byte => 32kB */ + +/* --- Read registers. --- + These are defined as byte-offsets from the iobase value */ +#define HDSPM_statusRegister 0 +/*#define HDSPM_statusRegister2 96 */ +/* after RME Windows driver sources, status2 is 4-byte word # 48 = word at + * offset 192, for AES32 *and* MADI + * => need to check that offset 192 is working on MADI */ +#define HDSPM_statusRegister2 192 +#define HDSPM_timecodeRegister 128 + +/* AIO, RayDAT */ +#define HDSPM_RD_STATUS_0 0 +#define HDSPM_RD_STATUS_1 64 +#define HDSPM_RD_STATUS_2 128 +#define HDSPM_RD_STATUS_3 192 + +#define HDSPM_RD_TCO 256 +#define HDSPM_RD_PLL_FREQ 512 +#define HDSPM_WR_TCO 128 + +#define HDSPM_TCO1_TCO_lock 0x00000001 +#define HDSPM_TCO1_WCK_Input_Range_LSB 0x00000002 +#define HDSPM_TCO1_WCK_Input_Range_MSB 0x00000004 +#define HDSPM_TCO1_LTC_Input_valid 0x00000008 +#define HDSPM_TCO1_WCK_Input_valid 0x00000010 +#define HDSPM_TCO1_Video_Input_Format_NTSC 0x00000020 +#define HDSPM_TCO1_Video_Input_Format_PAL 0x00000040 + +#define HDSPM_TCO1_set_TC 0x00000100 +#define HDSPM_TCO1_set_drop_frame_flag 0x00000200 +#define HDSPM_TCO1_LTC_Format_LSB 0x00000400 +#define HDSPM_TCO1_LTC_Format_MSB 0x00000800 + +#define HDSPM_TCO2_TC_run 0x00010000 +#define HDSPM_TCO2_WCK_IO_ratio_LSB 0x00020000 +#define HDSPM_TCO2_WCK_IO_ratio_MSB 0x00040000 +#define HDSPM_TCO2_set_num_drop_frames_LSB 0x00080000 +#define HDSPM_TCO2_set_num_drop_frames_MSB 0x00100000 +#define HDSPM_TCO2_set_jam_sync 0x00200000 +#define HDSPM_TCO2_set_flywheel 0x00400000 + +#define HDSPM_TCO2_set_01_4 0x01000000 +#define HDSPM_TCO2_set_pull_down 0x02000000 +#define HDSPM_TCO2_set_pull_up 0x04000000 +#define HDSPM_TCO2_set_freq 0x08000000 +#define HDSPM_TCO2_set_term_75R 0x10000000 +#define HDSPM_TCO2_set_input_LSB 0x20000000 +#define HDSPM_TCO2_set_input_MSB 0x40000000 +#define HDSPM_TCO2_set_freq_from_app 0x80000000 + + +#define HDSPM_midiDataOut0 352 +#define HDSPM_midiDataOut1 356 +#define HDSPM_midiDataOut2 368 + +#define HDSPM_midiDataIn0 360 +#define HDSPM_midiDataIn1 364 +#define HDSPM_midiDataIn2 372 +#define HDSPM_midiDataIn3 376 + +/* status is data bytes in MIDI-FIFO (0-128) */ +#define HDSPM_midiStatusOut0 384 +#define HDSPM_midiStatusOut1 388 +#define HDSPM_midiStatusOut2 400 + +#define HDSPM_midiStatusIn0 392 +#define HDSPM_midiStatusIn1 396 +#define HDSPM_midiStatusIn2 404 +#define HDSPM_midiStatusIn3 408 + + +/* the meters are regular i/o-mapped registers, but offset + considerably from the rest. the peak registers are reset + when read; the least-significant 4 bits are full-scale counters; + the actual peak value is in the most-significant 24 bits. +*/ + +#define HDSPM_MADI_INPUT_PEAK 4096 +#define HDSPM_MADI_PLAYBACK_PEAK 4352 +#define HDSPM_MADI_OUTPUT_PEAK 4608 + +#define HDSPM_MADI_INPUT_RMS_L 6144 +#define HDSPM_MADI_PLAYBACK_RMS_L 6400 +#define HDSPM_MADI_OUTPUT_RMS_L 6656 + +#define HDSPM_MADI_INPUT_RMS_H 7168 +#define HDSPM_MADI_PLAYBACK_RMS_H 7424 +#define HDSPM_MADI_OUTPUT_RMS_H 7680 + +/* --- Control Register bits --------- */ +#define HDSPM_Start (1<<0) /* start engine */ + +#define HDSPM_Latency0 (1<<1) /* buffer size = 2^n */ +#define HDSPM_Latency1 (1<<2) /* where n is defined */ +#define HDSPM_Latency2 (1<<3) /* by Latency{2,1,0} */ + +#define HDSPM_ClockModeMaster (1<<4) /* 1=Master, 0=Autosync */ +#define HDSPM_c0Master 0x1 /* Master clock bit in settings + register [RayDAT, AIO] */ + +#define HDSPM_AudioInterruptEnable (1<<5) /* what do you think ? */ + +#define HDSPM_Frequency0 (1<<6) /* 0=44.1kHz/88.2kHz 1=48kHz/96kHz */ +#define HDSPM_Frequency1 (1<<7) /* 0=32kHz/64kHz */ +#define HDSPM_DoubleSpeed (1<<8) /* 0=normal speed, 1=double speed */ +#define HDSPM_QuadSpeed (1<<31) /* quad speed bit */ + +#define HDSPM_Professional (1<<9) /* Professional */ /* AES32 ONLY */ +#define HDSPM_TX_64ch (1<<10) /* Output 64channel MODE=1, + 56channelMODE=0 */ /* MADI ONLY*/ +#define HDSPM_Emphasis (1<<10) /* Emphasis */ /* AES32 ONLY */ + +#define HDSPM_AutoInp (1<<11) /* Auto Input (takeover) == Safe Mode, + 0=off, 1=on */ /* MADI ONLY */ +#define HDSPM_Dolby (1<<11) /* Dolby = "NonAudio" ?? */ /* AES32 ONLY */ + +#define HDSPM_InputSelect0 (1<<14) /* Input select 0= optical, 1=coax + * -- MADI ONLY + */ +#define HDSPM_InputSelect1 (1<<15) /* should be 0 */ + +#define HDSPM_SyncRef2 (1<<13) +#define HDSPM_SyncRef3 (1<<25) + +#define HDSPM_SMUX (1<<18) /* Frame ??? */ /* MADI ONY */ +#define HDSPM_clr_tms (1<<19) /* clear track marker, do not use + AES additional bits in + lower 5 Audiodatabits ??? */ +#define HDSPM_taxi_reset (1<<20) /* ??? */ /* MADI ONLY ? */ +#define HDSPM_WCK48 (1<<20) /* Frame ??? = HDSPM_SMUX */ /* AES32 ONLY */ + +#define HDSPM_Midi0InterruptEnable 0x0400000 +#define HDSPM_Midi1InterruptEnable 0x0800000 +#define HDSPM_Midi2InterruptEnable 0x0200000 +#define HDSPM_Midi3InterruptEnable 0x4000000 + +#define HDSPM_LineOut (1<<24) /* Analog Out on channel 63/64 on=1, mute=0 */ +#define HDSPe_FLOAT_FORMAT 0x2000000 + +#define HDSPM_DS_DoubleWire (1<<26) /* AES32 ONLY */ +#define HDSPM_QS_DoubleWire (1<<27) /* AES32 ONLY */ +#define HDSPM_QS_QuadWire (1<<28) /* AES32 ONLY */ + +#define HDSPM_wclk_sel (1<<30) + +/* additional control register bits for AIO*/ +#define HDSPM_c0_Wck48 0x20 /* also RayDAT */ +#define HDSPM_c0_Input0 0x1000 +#define HDSPM_c0_Input1 0x2000 +#define HDSPM_c0_Spdif_Opt 0x4000 +#define HDSPM_c0_Pro 0x8000 +#define HDSPM_c0_clr_tms 0x10000 +#define HDSPM_c0_AEB1 0x20000 +#define HDSPM_c0_AEB2 0x40000 +#define HDSPM_c0_LineOut 0x80000 +#define HDSPM_c0_AD_GAIN0 0x100000 +#define HDSPM_c0_AD_GAIN1 0x200000 +#define HDSPM_c0_DA_GAIN0 0x400000 +#define HDSPM_c0_DA_GAIN1 0x800000 +#define HDSPM_c0_PH_GAIN0 0x1000000 +#define HDSPM_c0_PH_GAIN1 0x2000000 +#define HDSPM_c0_Sym6db 0x4000000 + + +/* --- bit helper defines */ +#define HDSPM_LatencyMask (HDSPM_Latency0|HDSPM_Latency1|HDSPM_Latency2) +#define HDSPM_FrequencyMask (HDSPM_Frequency0|HDSPM_Frequency1|\ + HDSPM_DoubleSpeed|HDSPM_QuadSpeed) +#define HDSPM_InputMask (HDSPM_InputSelect0|HDSPM_InputSelect1) +#define HDSPM_InputOptical 0 +#define HDSPM_InputCoaxial (HDSPM_InputSelect0) +#define HDSPM_SyncRefMask (HDSPM_SyncRef0|HDSPM_SyncRef1|\ + HDSPM_SyncRef2|HDSPM_SyncRef3) + +#define HDSPM_c0_SyncRef0 0x2 +#define HDSPM_c0_SyncRef1 0x4 +#define HDSPM_c0_SyncRef2 0x8 +#define HDSPM_c0_SyncRef3 0x10 +#define HDSPM_c0_SyncRefMask (HDSPM_c0_SyncRef0 | HDSPM_c0_SyncRef1 |\ + HDSPM_c0_SyncRef2 | HDSPM_c0_SyncRef3) + +#define HDSPM_SYNC_FROM_WORD 0 /* Preferred sync reference */ +#define HDSPM_SYNC_FROM_MADI 1 /* choices - used by "pref_sync_ref" */ +#define HDSPM_SYNC_FROM_TCO 2 +#define HDSPM_SYNC_FROM_SYNC_IN 3 + +#define HDSPM_Frequency32KHz HDSPM_Frequency0 +#define HDSPM_Frequency44_1KHz HDSPM_Frequency1 +#define HDSPM_Frequency48KHz (HDSPM_Frequency1|HDSPM_Frequency0) +#define HDSPM_Frequency64KHz (HDSPM_DoubleSpeed|HDSPM_Frequency0) +#define HDSPM_Frequency88_2KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1) +#define HDSPM_Frequency96KHz (HDSPM_DoubleSpeed|HDSPM_Frequency1|\ + HDSPM_Frequency0) +#define HDSPM_Frequency128KHz (HDSPM_QuadSpeed|HDSPM_Frequency0) +#define HDSPM_Frequency176_4KHz (HDSPM_QuadSpeed|HDSPM_Frequency1) +#define HDSPM_Frequency192KHz (HDSPM_QuadSpeed|HDSPM_Frequency1|\ + HDSPM_Frequency0) + + +/* Synccheck Status */ +#define HDSPM_SYNC_CHECK_NO_LOCK 0 +#define HDSPM_SYNC_CHECK_LOCK 1 +#define HDSPM_SYNC_CHECK_SYNC 2 + +/* AutoSync References - used by "autosync_ref" control switch */ +#define HDSPM_AUTOSYNC_FROM_WORD 0 +#define HDSPM_AUTOSYNC_FROM_MADI 1 +#define HDSPM_AUTOSYNC_FROM_TCO 2 +#define HDSPM_AUTOSYNC_FROM_SYNC_IN 3 +#define HDSPM_AUTOSYNC_FROM_NONE 4 + +/* Possible sources of MADI input */ +#define HDSPM_OPTICAL 0 /* optical */ +#define HDSPM_COAXIAL 1 /* BNC */ + +#define hdspm_encode_latency(x) (((x)<<1) & HDSPM_LatencyMask) +#define hdspm_decode_latency(x) ((((x) & HDSPM_LatencyMask)>>1)) + +#define hdspm_encode_in(x) (((x)&0x3)<<14) +#define hdspm_decode_in(x) (((x)>>14)&0x3) + +/* --- control2 register bits --- */ +#define HDSPM_TMS (1<<0) +#define HDSPM_TCK (1<<1) +#define HDSPM_TDI (1<<2) +#define HDSPM_JTAG (1<<3) +#define HDSPM_PWDN (1<<4) +#define HDSPM_PROGRAM (1<<5) +#define HDSPM_CONFIG_MODE_0 (1<<6) +#define HDSPM_CONFIG_MODE_1 (1<<7) +/*#define HDSPM_VERSION_BIT (1<<8) not defined any more*/ +#define HDSPM_BIGENDIAN_MODE (1<<9) +#define HDSPM_RD_MULTIPLE (1<<10) + +/* --- Status Register bits --- */ /* MADI ONLY */ /* Bits defined here and + that do not conflict with specific bits for AES32 seem to be valid also + for the AES32 + */ +#define HDSPM_audioIRQPending (1<<0) /* IRQ is high and pending */ +#define HDSPM_RX_64ch (1<<1) /* Input 64chan. MODE=1, 56chn MODE=0 */ +#define HDSPM_AB_int (1<<2) /* InputChannel Opt=0, Coax=1 + * (like inp0) + */ + +#define HDSPM_madiLock (1<<3) /* MADI Locked =1, no=0 */ +#define HDSPM_madiSync (1<<18) /* MADI is in sync */ + +#define HDSPM_tcoLockMadi 0x00000020 /* Optional TCO locked status for HDSPe MADI*/ +#define HDSPM_tcoSync 0x10000000 /* Optional TCO sync status for HDSPe MADI and AES32!*/ + +#define HDSPM_syncInLock 0x00010000 /* Sync In lock status for HDSPe MADI! */ +#define HDSPM_syncInSync 0x00020000 /* Sync In sync status for HDSPe MADI! */ + +#define HDSPM_BufferPositionMask 0x000FFC0 /* Bit 6..15 : h/w buffer pointer */ + /* since 64byte accurate, last 6 bits are not used */ + + + +#define HDSPM_DoubleSpeedStatus (1<<19) /* (input) card in double speed */ + +#define HDSPM_madiFreq0 (1<<22) /* system freq 0=error */ +#define HDSPM_madiFreq1 (1<<23) /* 1=32, 2=44.1 3=48 */ +#define HDSPM_madiFreq2 (1<<24) /* 4=64, 5=88.2 6=96 */ +#define HDSPM_madiFreq3 (1<<25) /* 7=128, 8=176.4 9=192 */ + +#define HDSPM_BufferID (1<<26) /* (Double)Buffer ID toggles with + * Interrupt + */ +#define HDSPM_tco_detect 0x08000000 +#define HDSPM_tcoLockAes 0x20000000 /* Optional TCO locked status for HDSPe AES */ + +#define HDSPM_s2_tco_detect 0x00000040 +#define HDSPM_s2_AEBO_D 0x00000080 +#define HDSPM_s2_AEBI_D 0x00000100 + + +#define HDSPM_midi0IRQPending 0x40000000 +#define HDSPM_midi1IRQPending 0x80000000 +#define HDSPM_midi2IRQPending 0x20000000 +#define HDSPM_midi2IRQPendingAES 0x00000020 +#define HDSPM_midi3IRQPending 0x00200000 + +/* --- status bit helpers */ +#define HDSPM_madiFreqMask (HDSPM_madiFreq0|HDSPM_madiFreq1|\ + HDSPM_madiFreq2|HDSPM_madiFreq3) +#define HDSPM_madiFreq32 (HDSPM_madiFreq0) +#define HDSPM_madiFreq44_1 (HDSPM_madiFreq1) +#define HDSPM_madiFreq48 (HDSPM_madiFreq0|HDSPM_madiFreq1) +#define HDSPM_madiFreq64 (HDSPM_madiFreq2) +#define HDSPM_madiFreq88_2 (HDSPM_madiFreq0|HDSPM_madiFreq2) +#define HDSPM_madiFreq96 (HDSPM_madiFreq1|HDSPM_madiFreq2) +#define HDSPM_madiFreq128 (HDSPM_madiFreq0|HDSPM_madiFreq1|HDSPM_madiFreq2) +#define HDSPM_madiFreq176_4 (HDSPM_madiFreq3) +#define HDSPM_madiFreq192 (HDSPM_madiFreq3|HDSPM_madiFreq0) + +/* Status2 Register bits */ /* MADI ONLY */ + +#define HDSPM_version0 (1<<0) /* not really defined but I guess */ +#define HDSPM_version1 (1<<1) /* in former cards it was ??? */ +#define HDSPM_version2 (1<<2) + +#define HDSPM_wcLock (1<<3) /* Wordclock is detected and locked */ +#define HDSPM_wcSync (1<<4) /* Wordclock is in sync with systemclock */ + +#define HDSPM_wc_freq0 (1<<5) /* input freq detected via autosync */ +#define HDSPM_wc_freq1 (1<<6) /* 001=32, 010==44.1, 011=48, */ +#define HDSPM_wc_freq2 (1<<7) /* 100=64, 101=88.2, 110=96, 111=128 */ +#define HDSPM_wc_freq3 0x800 /* 1000=176.4, 1001=192 */ + +#define HDSPM_SyncRef0 0x10000 /* Sync Reference */ +#define HDSPM_SyncRef1 0x20000 + +#define HDSPM_SelSyncRef0 (1<<8) /* AutoSync Source */ +#define HDSPM_SelSyncRef1 (1<<9) /* 000=word, 001=MADI, */ +#define HDSPM_SelSyncRef2 (1<<10) /* 111=no valid signal */ + +#define HDSPM_wc_valid (HDSPM_wcLock|HDSPM_wcSync) + +#define HDSPM_wcFreqMask (HDSPM_wc_freq0|HDSPM_wc_freq1|HDSPM_wc_freq2|\ + HDSPM_wc_freq3) +#define HDSPM_wcFreq32 (HDSPM_wc_freq0) +#define HDSPM_wcFreq44_1 (HDSPM_wc_freq1) +#define HDSPM_wcFreq48 (HDSPM_wc_freq0|HDSPM_wc_freq1) +#define HDSPM_wcFreq64 (HDSPM_wc_freq2) +#define HDSPM_wcFreq88_2 (HDSPM_wc_freq0|HDSPM_wc_freq2) +#define HDSPM_wcFreq96 (HDSPM_wc_freq1|HDSPM_wc_freq2) +#define HDSPM_wcFreq128 (HDSPM_wc_freq0|HDSPM_wc_freq1|HDSPM_wc_freq2) +#define HDSPM_wcFreq176_4 (HDSPM_wc_freq3) +#define HDSPM_wcFreq192 (HDSPM_wc_freq0|HDSPM_wc_freq3) + +#define HDSPM_status1_F_0 0x0400000 +#define HDSPM_status1_F_1 0x0800000 +#define HDSPM_status1_F_2 0x1000000 +#define HDSPM_status1_F_3 0x2000000 +#define HDSPM_status1_freqMask (HDSPM_status1_F_0|HDSPM_status1_F_1|HDSPM_status1_F_2|HDSPM_status1_F_3) + + +#define HDSPM_SelSyncRefMask (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|\ + HDSPM_SelSyncRef2) +#define HDSPM_SelSyncRef_WORD 0 +#define HDSPM_SelSyncRef_MADI (HDSPM_SelSyncRef0) +#define HDSPM_SelSyncRef_TCO (HDSPM_SelSyncRef1) +#define HDSPM_SelSyncRef_SyncIn (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1) +#define HDSPM_SelSyncRef_NVALID (HDSPM_SelSyncRef0|HDSPM_SelSyncRef1|\ + HDSPM_SelSyncRef2) + +/* + For AES32, bits for status, status2 and timecode are different +*/ +/* status */ +#define HDSPM_AES32_wcLock 0x0200000 +#define HDSPM_AES32_wcSync 0x0100000 +#define HDSPM_AES32_wcFreq_bit 22 +/* (status >> HDSPM_AES32_wcFreq_bit) & 0xF gives WC frequency (cf function + HDSPM_bit2freq */ +#define HDSPM_AES32_syncref_bit 16 +/* (status >> HDSPM_AES32_syncref_bit) & 0xF gives sync source */ + +#define HDSPM_AES32_AUTOSYNC_FROM_WORD 0 +#define HDSPM_AES32_AUTOSYNC_FROM_AES1 1 +#define HDSPM_AES32_AUTOSYNC_FROM_AES2 2 +#define HDSPM_AES32_AUTOSYNC_FROM_AES3 3 +#define HDSPM_AES32_AUTOSYNC_FROM_AES4 4 +#define HDSPM_AES32_AUTOSYNC_FROM_AES5 5 +#define HDSPM_AES32_AUTOSYNC_FROM_AES6 6 +#define HDSPM_AES32_AUTOSYNC_FROM_AES7 7 +#define HDSPM_AES32_AUTOSYNC_FROM_AES8 8 +#define HDSPM_AES32_AUTOSYNC_FROM_TCO 9 +#define HDSPM_AES32_AUTOSYNC_FROM_SYNC_IN 10 +#define HDSPM_AES32_AUTOSYNC_FROM_NONE 11 + +/* status2 */ +/* HDSPM_LockAES_bit is given by HDSPM_LockAES >> (AES# - 1) */ +#define HDSPM_LockAES 0x80 +#define HDSPM_LockAES1 0x80 +#define HDSPM_LockAES2 0x40 +#define HDSPM_LockAES3 0x20 +#define HDSPM_LockAES4 0x10 +#define HDSPM_LockAES5 0x8 +#define HDSPM_LockAES6 0x4 +#define HDSPM_LockAES7 0x2 +#define HDSPM_LockAES8 0x1 +/* + Timecode + After windows driver sources, bits 4*i to 4*i+3 give the input frequency on + AES i+1 + bits 3210 + 0001 32kHz + 0010 44.1kHz + 0011 48kHz + 0100 64kHz + 0101 88.2kHz + 0110 96kHz + 0111 128kHz + 1000 176.4kHz + 1001 192kHz + NB: Timecode register doesn't seem to work on AES32 card revision 230 +*/ + +/* Mixer Values */ +#define UNITY_GAIN 32768 /* = 65536/2 */ +#define MINUS_INFINITY_GAIN 0 + +/* Number of channels for different Speed Modes */ +#define MADI_SS_CHANNELS 64 +#define MADI_DS_CHANNELS 32 +#define MADI_QS_CHANNELS 16 + +#define RAYDAT_SS_CHANNELS 36 +#define RAYDAT_DS_CHANNELS 20 +#define RAYDAT_QS_CHANNELS 12 + +#define AIO_IN_SS_CHANNELS 14 +#define AIO_IN_DS_CHANNELS 10 +#define AIO_IN_QS_CHANNELS 8 +#define AIO_OUT_SS_CHANNELS 16 +#define AIO_OUT_DS_CHANNELS 12 +#define AIO_OUT_QS_CHANNELS 10 + +#define AES32_CHANNELS 16 + +/* the size of a substream (1 mono data stream) */ +#define HDSPM_CHANNEL_BUFFER_SAMPLES (16*1024) +#define HDSPM_CHANNEL_BUFFER_BYTES (4*HDSPM_CHANNEL_BUFFER_SAMPLES) + +/* the size of the area we need to allocate for DMA transfers. the + size is the same regardless of the number of channels, and + also the latency to use. + for one direction !!! +*/ +#define HDSPM_DMA_AREA_BYTES (HDSPM_MAX_CHANNELS * HDSPM_CHANNEL_BUFFER_BYTES) +#define HDSPM_DMA_AREA_KILOBYTES (HDSPM_DMA_AREA_BYTES/1024) + +#define HDSPM_RAYDAT_REV 211 +#define HDSPM_AIO_REV 212 +#define HDSPM_MADIFACE_REV 213 + +/* speed factor modes */ +#define HDSPM_SPEED_SINGLE 0 +#define HDSPM_SPEED_DOUBLE 1 +#define HDSPM_SPEED_QUAD 2 + +/* names for speed modes */ +static const char * const hdspm_speed_names[] = { "single", "double", "quad" }; + +static const char *const texts_autosync_aes_tco[] = { "Word Clock", + "AES1", "AES2", "AES3", "AES4", + "AES5", "AES6", "AES7", "AES8", + "TCO", "Sync In" +}; +static const char *const texts_autosync_aes[] = { "Word Clock", + "AES1", "AES2", "AES3", "AES4", + "AES5", "AES6", "AES7", "AES8", + "Sync In" +}; +static const char *const texts_autosync_madi_tco[] = { "Word Clock", + "MADI", "TCO", "Sync In" }; +static const char *const texts_autosync_madi[] = { "Word Clock", + "MADI", "Sync In" }; + +static const char *const texts_autosync_raydat_tco[] = { + "Word Clock", + "ADAT 1", "ADAT 2", "ADAT 3", "ADAT 4", + "AES", "SPDIF", "TCO", "Sync In" +}; +static const char *const texts_autosync_raydat[] = { + "Word Clock", + "ADAT 1", "ADAT 2", "ADAT 3", "ADAT 4", + "AES", "SPDIF", "Sync In" +}; +static const char *const texts_autosync_aio_tco[] = { + "Word Clock", + "ADAT", "AES", "SPDIF", "TCO", "Sync In" +}; +static const char *const texts_autosync_aio[] = { "Word Clock", + "ADAT", "AES", "SPDIF", "Sync In" }; + +static const char *const texts_freq[] = { + "No Lock", + "32 kHz", + "44.1 kHz", + "48 kHz", + "64 kHz", + "88.2 kHz", + "96 kHz", + "128 kHz", + "176.4 kHz", + "192 kHz" +}; + +static const char * const texts_ports_madi[] = { + "MADI.1", "MADI.2", "MADI.3", "MADI.4", "MADI.5", "MADI.6", + "MADI.7", "MADI.8", "MADI.9", "MADI.10", "MADI.11", "MADI.12", + "MADI.13", "MADI.14", "MADI.15", "MADI.16", "MADI.17", "MADI.18", + "MADI.19", "MADI.20", "MADI.21", "MADI.22", "MADI.23", "MADI.24", + "MADI.25", "MADI.26", "MADI.27", "MADI.28", "MADI.29", "MADI.30", + "MADI.31", "MADI.32", "MADI.33", "MADI.34", "MADI.35", "MADI.36", + "MADI.37", "MADI.38", "MADI.39", "MADI.40", "MADI.41", "MADI.42", + "MADI.43", "MADI.44", "MADI.45", "MADI.46", "MADI.47", "MADI.48", + "MADI.49", "MADI.50", "MADI.51", "MADI.52", "MADI.53", "MADI.54", + "MADI.55", "MADI.56", "MADI.57", "MADI.58", "MADI.59", "MADI.60", + "MADI.61", "MADI.62", "MADI.63", "MADI.64", +}; + + +static const char * const texts_ports_raydat_ss[] = { + "ADAT1.1", "ADAT1.2", "ADAT1.3", "ADAT1.4", "ADAT1.5", "ADAT1.6", + "ADAT1.7", "ADAT1.8", "ADAT2.1", "ADAT2.2", "ADAT2.3", "ADAT2.4", + "ADAT2.5", "ADAT2.6", "ADAT2.7", "ADAT2.8", "ADAT3.1", "ADAT3.2", + "ADAT3.3", "ADAT3.4", "ADAT3.5", "ADAT3.6", "ADAT3.7", "ADAT3.8", + "ADAT4.1", "ADAT4.2", "ADAT4.3", "ADAT4.4", "ADAT4.5", "ADAT4.6", + "ADAT4.7", "ADAT4.8", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R" +}; + +static const char * const texts_ports_raydat_ds[] = { + "ADAT1.1", "ADAT1.2", "ADAT1.3", "ADAT1.4", + "ADAT2.1", "ADAT2.2", "ADAT2.3", "ADAT2.4", + "ADAT3.1", "ADAT3.2", "ADAT3.3", "ADAT3.4", + "ADAT4.1", "ADAT4.2", "ADAT4.3", "ADAT4.4", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R" +}; + +static const char * const texts_ports_raydat_qs[] = { + "ADAT1.1", "ADAT1.2", + "ADAT2.1", "ADAT2.2", + "ADAT3.1", "ADAT3.2", + "ADAT4.1", "ADAT4.2", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R" +}; + + +static const char * const texts_ports_aio_in_ss[] = { + "Analogue.L", "Analogue.R", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R", + "ADAT.1", "ADAT.2", "ADAT.3", "ADAT.4", "ADAT.5", "ADAT.6", + "ADAT.7", "ADAT.8", + "AEB.1", "AEB.2", "AEB.3", "AEB.4" +}; + +static const char * const texts_ports_aio_out_ss[] = { + "Analogue.L", "Analogue.R", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R", + "ADAT.1", "ADAT.2", "ADAT.3", "ADAT.4", "ADAT.5", "ADAT.6", + "ADAT.7", "ADAT.8", + "Phone.L", "Phone.R", + "AEB.1", "AEB.2", "AEB.3", "AEB.4" +}; + +static const char * const texts_ports_aio_in_ds[] = { + "Analogue.L", "Analogue.R", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R", + "ADAT.1", "ADAT.2", "ADAT.3", "ADAT.4", + "AEB.1", "AEB.2", "AEB.3", "AEB.4" +}; + +static const char * const texts_ports_aio_out_ds[] = { + "Analogue.L", "Analogue.R", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R", + "ADAT.1", "ADAT.2", "ADAT.3", "ADAT.4", + "Phone.L", "Phone.R", + "AEB.1", "AEB.2", "AEB.3", "AEB.4" +}; + +static const char * const texts_ports_aio_in_qs[] = { + "Analogue.L", "Analogue.R", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R", + "ADAT.1", "ADAT.2", "ADAT.3", "ADAT.4", + "AEB.1", "AEB.2", "AEB.3", "AEB.4" +}; + +static const char * const texts_ports_aio_out_qs[] = { + "Analogue.L", "Analogue.R", + "AES.L", "AES.R", + "SPDIF.L", "SPDIF.R", + "ADAT.1", "ADAT.2", "ADAT.3", "ADAT.4", + "Phone.L", "Phone.R", + "AEB.1", "AEB.2", "AEB.3", "AEB.4" +}; + +static const char * const texts_ports_aes32[] = { + "AES.1", "AES.2", "AES.3", "AES.4", "AES.5", "AES.6", "AES.7", + "AES.8", "AES.9.", "AES.10", "AES.11", "AES.12", "AES.13", "AES.14", + "AES.15", "AES.16" +}; + +/* These tables map the ALSA channels 1..N to the channels that we + need to use in order to find the relevant channel buffer. RME + refers to this kind of mapping as between "the ADAT channel and + the DMA channel." We index it using the logical audio channel, + and the value is the DMA channel (i.e. channel buffer number) + where the data for that channel can be read/written from/to. +*/ + +static const char channel_map_unity_ss[HDSPM_MAX_CHANNELS] = { + 0, 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14, 15, + 16, 17, 18, 19, 20, 21, 22, 23, + 24, 25, 26, 27, 28, 29, 30, 31, + 32, 33, 34, 35, 36, 37, 38, 39, + 40, 41, 42, 43, 44, 45, 46, 47, + 48, 49, 50, 51, 52, 53, 54, 55, + 56, 57, 58, 59, 60, 61, 62, 63 +}; + +static const char channel_map_raydat_ss[HDSPM_MAX_CHANNELS] = { + 4, 5, 6, 7, 8, 9, 10, 11, /* ADAT 1 */ + 12, 13, 14, 15, 16, 17, 18, 19, /* ADAT 2 */ + 20, 21, 22, 23, 24, 25, 26, 27, /* ADAT 3 */ + 28, 29, 30, 31, 32, 33, 34, 35, /* ADAT 4 */ + 0, 1, /* AES */ + 2, 3, /* SPDIF */ + -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, +}; + +static const char channel_map_raydat_ds[HDSPM_MAX_CHANNELS] = { + 4, 5, 6, 7, /* ADAT 1 */ + 8, 9, 10, 11, /* ADAT 2 */ + 12, 13, 14, 15, /* ADAT 3 */ + 16, 17, 18, 19, /* ADAT 4 */ + 0, 1, /* AES */ + 2, 3, /* SPDIF */ + -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, +}; + +static const char channel_map_raydat_qs[HDSPM_MAX_CHANNELS] = { + 4, 5, /* ADAT 1 */ + 6, 7, /* ADAT 2 */ + 8, 9, /* ADAT 3 */ + 10, 11, /* ADAT 4 */ + 0, 1, /* AES */ + 2, 3, /* SPDIF */ + -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, +}; + +static const char channel_map_aio_in_ss[HDSPM_MAX_CHANNELS] = { + 0, 1, /* line in */ + 8, 9, /* aes in, */ + 10, 11, /* spdif in */ + 12, 13, 14, 15, 16, 17, 18, 19, /* ADAT in */ + 2, 3, 4, 5, /* AEB */ + -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, +}; + +static const char channel_map_aio_out_ss[HDSPM_MAX_CHANNELS] = { + 0, 1, /* line out */ + 8, 9, /* aes out */ + 10, 11, /* spdif out */ + 12, 13, 14, 15, 16, 17, 18, 19, /* ADAT out */ + 6, 7, /* phone out */ + 2, 3, 4, 5, /* AEB */ + -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, +}; + +static const char channel_map_aio_in_ds[HDSPM_MAX_CHANNELS] = { + 0, 1, /* line in */ + 8, 9, /* aes in */ + 10, 11, /* spdif in */ + 12, 14, 16, 18, /* adat in */ + 2, 3, 4, 5, /* AEB */ + -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const char channel_map_aio_out_ds[HDSPM_MAX_CHANNELS] = { + 0, 1, /* line out */ + 8, 9, /* aes out */ + 10, 11, /* spdif out */ + 12, 14, 16, 18, /* adat out */ + 6, 7, /* phone out */ + 2, 3, 4, 5, /* AEB */ + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const char channel_map_aio_in_qs[HDSPM_MAX_CHANNELS] = { + 0, 1, /* line in */ + 8, 9, /* aes in */ + 10, 11, /* spdif in */ + 12, 16, /* adat in */ + 2, 3, 4, 5, /* AEB */ + -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const char channel_map_aio_out_qs[HDSPM_MAX_CHANNELS] = { + 0, 1, /* line out */ + 8, 9, /* aes out */ + 10, 11, /* spdif out */ + 12, 16, /* adat out */ + 6, 7, /* phone out */ + 2, 3, 4, 5, /* AEB */ + -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const char channel_map_aes32[HDSPM_MAX_CHANNELS] = { + 0, 1, 2, 3, 4, 5, 6, 7, + 8, 9, 10, 11, 12, 13, 14, 15, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1, + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +struct hdspm_midi { + struct hdspm *hdspm; + int id; + struct snd_rawmidi *rmidi; + struct snd_rawmidi_substream *input; + struct snd_rawmidi_substream *output; + char istimer; /* timer in use */ + struct timer_list timer; + spinlock_t lock; + int pending; + int dataIn; + int statusIn; + int dataOut; + int statusOut; + int ie; + int irq; +}; + +struct hdspm_tco { + int input; /* 0: LTC, 1:Video, 2: WC*/ + int framerate; /* 0=24, 1=25, 2=29.97, 3=29.97d, 4=30, 5=30d */ + int wordclock; /* 0=1:1, 1=44.1->48, 2=48->44.1 */ + int samplerate; /* 0=44.1, 1=48, 2= freq from app */ + int pull; /* 0=0, 1=+0.1%, 2=-0.1%, 3=+4%, 4=-4%*/ + int term; /* 0 = off, 1 = on */ +}; + +struct hdspm { + spinlock_t lock; + /* only one playback and/or capture stream */ + struct snd_pcm_substream *capture_substream; + struct snd_pcm_substream *playback_substream; + + char *card_name; /* for procinfo */ + unsigned short firmware_rev; /* dont know if relevant (yes if AES32)*/ + + uint8_t io_type; + + int monitor_outs; /* set up monitoring outs init flag */ + + u32 control_register; /* cached value */ + u32 control2_register; /* cached value */ + u32 settings_register; /* cached value for AIO / RayDat (sync reference, master/slave) */ + + struct hdspm_midi midi[4]; + struct work_struct midi_work; + + size_t period_bytes; + unsigned char ss_in_channels; + unsigned char ds_in_channels; + unsigned char qs_in_channels; + unsigned char ss_out_channels; + unsigned char ds_out_channels; + unsigned char qs_out_channels; + + unsigned char max_channels_in; + unsigned char max_channels_out; + + const signed char *channel_map_in; + const signed char *channel_map_out; + + const signed char *channel_map_in_ss, *channel_map_in_ds, *channel_map_in_qs; + const signed char *channel_map_out_ss, *channel_map_out_ds, *channel_map_out_qs; + + const char * const *port_names_in; + const char * const *port_names_out; + + const char * const *port_names_in_ss; + const char * const *port_names_in_ds; + const char * const *port_names_in_qs; + const char * const *port_names_out_ss; + const char * const *port_names_out_ds; + const char * const *port_names_out_qs; + + unsigned char *playback_buffer; /* suitably aligned address */ + unsigned char *capture_buffer; /* suitably aligned address */ + + pid_t capture_pid; /* process id which uses capture */ + pid_t playback_pid; /* process id which uses capture */ + int running; /* running status */ + + int last_external_sample_rate; /* samplerate mystic ... */ + int last_internal_sample_rate; + int system_sample_rate; + + int dev; /* Hardware vars... */ + int irq; + unsigned long port; + void __iomem *iobase; + + int irq_count; /* for debug */ + int midiPorts; + + struct snd_card *card; /* one card */ + struct snd_pcm *pcm; /* has one pcm */ + struct snd_hwdep *hwdep; /* and a hwdep for additional ioctl */ + struct pci_dev *pci; /* and an pci info */ + + /* Mixer vars */ + /* fast alsa mixer */ + struct snd_kcontrol *playback_mixer_ctls[HDSPM_MAX_CHANNELS]; + /* but input to much, so not used */ + struct snd_kcontrol *input_mixer_ctls[HDSPM_MAX_CHANNELS]; + /* full mixer accessible over mixer ioctl or hwdep-device */ + struct hdspm_mixer *mixer; + + struct hdspm_tco *tco; /* NULL if no TCO detected */ + + const char *const *texts_autosync; + int texts_autosync_items; + + cycles_t last_interrupt; + + unsigned int serial; + + struct hdspm_peak_rms peak_rms; +}; + + +static const struct pci_device_id snd_hdspm_ids[] = { + { + .vendor = PCI_VENDOR_ID_XILINX, + .device = PCI_DEVICE_ID_XILINX_HAMMERFALL_DSP_MADI, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + .class = 0, + .class_mask = 0, + .driver_data = 0}, + {0,} +}; + +MODULE_DEVICE_TABLE(pci, snd_hdspm_ids); + +/* prototypes */ +static int snd_hdspm_create_alsa_devices(struct snd_card *card, + struct hdspm *hdspm); +static int snd_hdspm_create_pcm(struct snd_card *card, + struct hdspm *hdspm); + +static inline void snd_hdspm_initialize_midi_flush(struct hdspm *hdspm); +static inline int hdspm_get_pll_freq(struct hdspm *hdspm); +static int hdspm_update_simple_mixer_controls(struct hdspm *hdspm); +static int hdspm_autosync_ref(struct hdspm *hdspm); +static int hdspm_set_toggle_setting(struct hdspm *hdspm, u32 regmask, int out); +static int snd_hdspm_set_defaults(struct hdspm *hdspm); +static int hdspm_system_clock_mode(struct hdspm *hdspm); +static void hdspm_set_channel_dma_addr(struct hdspm *hdspm, + struct snd_pcm_substream *substream, + unsigned int reg, int channels); + +static int hdspm_aes_sync_check(struct hdspm *hdspm, int idx); +static int hdspm_wc_sync_check(struct hdspm *hdspm); +static int hdspm_tco_sync_check(struct hdspm *hdspm); +static int hdspm_sync_in_sync_check(struct hdspm *hdspm); + +static int hdspm_get_aes_sample_rate(struct hdspm *hdspm, int index); +static int hdspm_get_tco_sample_rate(struct hdspm *hdspm); +static int hdspm_get_wc_sample_rate(struct hdspm *hdspm); + + + +static inline int HDSPM_bit2freq(int n) +{ + static const int bit2freq_tab[] = { + 0, 32000, 44100, 48000, 64000, 88200, + 96000, 128000, 176400, 192000 }; + if (n < 1 || n > 9) + return 0; + return bit2freq_tab[n]; +} + +static bool hdspm_is_raydat_or_aio(struct hdspm *hdspm) +{ + return ((AIO == hdspm->io_type) || (RayDAT == hdspm->io_type)); +} + + +/* Write/read to/from HDSPM with Adresses in Bytes + not words but only 32Bit writes are allowed */ + +static inline void hdspm_write(struct hdspm * hdspm, unsigned int reg, + unsigned int val) +{ + writel(val, hdspm->iobase + reg); +} + +static inline unsigned int hdspm_read(struct hdspm * hdspm, unsigned int reg) +{ + return readl(hdspm->iobase + reg); +} + +/* for each output channel (chan) I have an Input (in) and Playback (pb) Fader + mixer is write only on hardware so we have to cache him for read + each fader is a u32, but uses only the first 16 bit */ + +static inline int hdspm_read_in_gain(struct hdspm * hdspm, unsigned int chan, + unsigned int in) +{ + if (chan >= HDSPM_MIXER_CHANNELS || in >= HDSPM_MIXER_CHANNELS) + return 0; + + return hdspm->mixer->ch[chan].in[in]; +} + +static inline int hdspm_read_pb_gain(struct hdspm * hdspm, unsigned int chan, + unsigned int pb) +{ + if (chan >= HDSPM_MIXER_CHANNELS || pb >= HDSPM_MIXER_CHANNELS) + return 0; + return hdspm->mixer->ch[chan].pb[pb]; +} + +static int hdspm_write_in_gain(struct hdspm *hdspm, unsigned int chan, + unsigned int in, unsigned short data) +{ + if (chan >= HDSPM_MIXER_CHANNELS || in >= HDSPM_MIXER_CHANNELS) + return -1; + + hdspm_write(hdspm, + HDSPM_MADI_mixerBase + + ((in + 128 * chan) * sizeof(u32)), + (hdspm->mixer->ch[chan].in[in] = data & 0xFFFF)); + return 0; +} + +static int hdspm_write_pb_gain(struct hdspm *hdspm, unsigned int chan, + unsigned int pb, unsigned short data) +{ + if (chan >= HDSPM_MIXER_CHANNELS || pb >= HDSPM_MIXER_CHANNELS) + return -1; + + hdspm_write(hdspm, + HDSPM_MADI_mixerBase + + ((64 + pb + 128 * chan) * sizeof(u32)), + (hdspm->mixer->ch[chan].pb[pb] = data & 0xFFFF)); + return 0; +} + + +/* enable DMA for specific channels, now available for DSP-MADI */ +static inline void snd_hdspm_enable_in(struct hdspm * hdspm, int i, int v) +{ + hdspm_write(hdspm, HDSPM_inputEnableBase + (4 * i), v); +} + +static inline void snd_hdspm_enable_out(struct hdspm * hdspm, int i, int v) +{ + hdspm_write(hdspm, HDSPM_outputEnableBase + (4 * i), v); +} + +/* check if same process is writing and reading */ +static int snd_hdspm_use_is_exclusive(struct hdspm *hdspm) +{ + unsigned long flags; + int ret = 1; + + spin_lock_irqsave(&hdspm->lock, flags); + if ((hdspm->playback_pid != hdspm->capture_pid) && + (hdspm->playback_pid >= 0) && (hdspm->capture_pid >= 0)) { + ret = 0; + } + spin_unlock_irqrestore(&hdspm->lock, flags); + return ret; +} + +/* round arbitrary sample rates to commonly known rates */ +static int hdspm_round_frequency(int rate) +{ + if (rate < 38050) + return 32000; + if (rate < 46008) + return 44100; + else + return 48000; +} + +/* QS and DS rates normally can not be detected + * automatically by the card. Only exception is MADI + * in 96k frame mode. + * + * So if we read SS values (32 .. 48k), check for + * user-provided DS/QS bits in the control register + * and multiply the base frequency accordingly. + */ +static int hdspm_rate_multiplier(struct hdspm *hdspm, int rate) +{ + if (rate <= 48000) { + if (hdspm->control_register & HDSPM_QuadSpeed) + return rate * 4; + else if (hdspm->control_register & + HDSPM_DoubleSpeed) + return rate * 2; + } + return rate; +} + +/* check for external sample rate, returns the sample rate in Hz*/ +static int hdspm_external_sample_rate(struct hdspm *hdspm) +{ + unsigned int status, status2; + int syncref, rate = 0, rate_bits; + + switch (hdspm->io_type) { + case AES32: + status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + status = hdspm_read(hdspm, HDSPM_statusRegister); + + syncref = hdspm_autosync_ref(hdspm); + switch (syncref) { + case HDSPM_AES32_AUTOSYNC_FROM_WORD: + /* Check WC sync and get sample rate */ + if (hdspm_wc_sync_check(hdspm)) + return HDSPM_bit2freq(hdspm_get_wc_sample_rate(hdspm)); + break; + + case HDSPM_AES32_AUTOSYNC_FROM_AES1: + case HDSPM_AES32_AUTOSYNC_FROM_AES2: + case HDSPM_AES32_AUTOSYNC_FROM_AES3: + case HDSPM_AES32_AUTOSYNC_FROM_AES4: + case HDSPM_AES32_AUTOSYNC_FROM_AES5: + case HDSPM_AES32_AUTOSYNC_FROM_AES6: + case HDSPM_AES32_AUTOSYNC_FROM_AES7: + case HDSPM_AES32_AUTOSYNC_FROM_AES8: + /* Check AES sync and get sample rate */ + if (hdspm_aes_sync_check(hdspm, syncref - HDSPM_AES32_AUTOSYNC_FROM_AES1)) + return HDSPM_bit2freq(hdspm_get_aes_sample_rate(hdspm, + syncref - HDSPM_AES32_AUTOSYNC_FROM_AES1)); + break; + + + case HDSPM_AES32_AUTOSYNC_FROM_TCO: + /* Check TCO sync and get sample rate */ + if (hdspm_tco_sync_check(hdspm)) + return HDSPM_bit2freq(hdspm_get_tco_sample_rate(hdspm)); + break; + default: + return 0; + } /* end switch(syncref) */ + break; + + case MADIface: + status = hdspm_read(hdspm, HDSPM_statusRegister); + + if (!(status & HDSPM_madiLock)) { + rate = 0; /* no lock */ + } else { + switch (status & (HDSPM_status1_freqMask)) { + case HDSPM_status1_F_0*1: + rate = 32000; break; + case HDSPM_status1_F_0*2: + rate = 44100; break; + case HDSPM_status1_F_0*3: + rate = 48000; break; + case HDSPM_status1_F_0*4: + rate = 64000; break; + case HDSPM_status1_F_0*5: + rate = 88200; break; + case HDSPM_status1_F_0*6: + rate = 96000; break; + case HDSPM_status1_F_0*7: + rate = 128000; break; + case HDSPM_status1_F_0*8: + rate = 176400; break; + case HDSPM_status1_F_0*9: + rate = 192000; break; + default: + rate = 0; break; + } + } + + break; + + case MADI: + case AIO: + case RayDAT: + status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + status = hdspm_read(hdspm, HDSPM_statusRegister); + rate = 0; + + /* if wordclock has synced freq and wordclock is valid */ + if ((status2 & HDSPM_wcLock) != 0 && + (status2 & HDSPM_SelSyncRef0) == 0) { + + rate_bits = status2 & HDSPM_wcFreqMask; + + + switch (rate_bits) { + case HDSPM_wcFreq32: + rate = 32000; + break; + case HDSPM_wcFreq44_1: + rate = 44100; + break; + case HDSPM_wcFreq48: + rate = 48000; + break; + case HDSPM_wcFreq64: + rate = 64000; + break; + case HDSPM_wcFreq88_2: + rate = 88200; + break; + case HDSPM_wcFreq96: + rate = 96000; + break; + case HDSPM_wcFreq128: + rate = 128000; + break; + case HDSPM_wcFreq176_4: + rate = 176400; + break; + case HDSPM_wcFreq192: + rate = 192000; + break; + default: + rate = 0; + break; + } + } + + /* if rate detected and Syncref is Word than have it, + * word has priority to MADI + */ + if (rate != 0 && + (status2 & HDSPM_SelSyncRefMask) == HDSPM_SelSyncRef_WORD) + return hdspm_rate_multiplier(hdspm, rate); + + /* maybe a madi input (which is taken if sel sync is madi) */ + if (status & HDSPM_madiLock) { + rate_bits = status & HDSPM_madiFreqMask; + + switch (rate_bits) { + case HDSPM_madiFreq32: + rate = 32000; + break; + case HDSPM_madiFreq44_1: + rate = 44100; + break; + case HDSPM_madiFreq48: + rate = 48000; + break; + case HDSPM_madiFreq64: + rate = 64000; + break; + case HDSPM_madiFreq88_2: + rate = 88200; + break; + case HDSPM_madiFreq96: + rate = 96000; + break; + case HDSPM_madiFreq128: + rate = 128000; + break; + case HDSPM_madiFreq176_4: + rate = 176400; + break; + case HDSPM_madiFreq192: + rate = 192000; + break; + default: + rate = 0; + break; + } + + } /* endif HDSPM_madiLock */ + + /* check sample rate from TCO or SYNC_IN */ + { + bool is_valid_input = 0; + bool has_sync = 0; + + syncref = hdspm_autosync_ref(hdspm); + if (HDSPM_AUTOSYNC_FROM_TCO == syncref) { + is_valid_input = 1; + has_sync = (HDSPM_SYNC_CHECK_SYNC == + hdspm_tco_sync_check(hdspm)); + } else if (HDSPM_AUTOSYNC_FROM_SYNC_IN == syncref) { + is_valid_input = 1; + has_sync = (HDSPM_SYNC_CHECK_SYNC == + hdspm_sync_in_sync_check(hdspm)); + } + + if (is_valid_input && has_sync) { + rate = hdspm_round_frequency( + hdspm_get_pll_freq(hdspm)); + } + } + + rate = hdspm_rate_multiplier(hdspm, rate); + + break; + } + + return rate; +} + +/* return latency in samples per period */ +static int hdspm_get_latency(struct hdspm *hdspm) +{ + int n; + + n = hdspm_decode_latency(hdspm->control_register); + + /* Special case for new RME cards with 32 samples period size. + * The three latency bits in the control register + * (HDSP_LatencyMask) encode latency values of 64 samples as + * 0, 128 samples as 1 ... 4096 samples as 6. For old cards, 7 + * denotes 8192 samples, but on new cards like RayDAT or AIO, + * it corresponds to 32 samples. + */ + if ((7 == n) && (RayDAT == hdspm->io_type || AIO == hdspm->io_type)) + n = -1; + + return 1 << (n + 6); +} + +/* Latency function */ +static inline void hdspm_compute_period_size(struct hdspm *hdspm) +{ + hdspm->period_bytes = 4 * hdspm_get_latency(hdspm); +} + + +static snd_pcm_uframes_t hdspm_hw_pointer(struct hdspm *hdspm) +{ + int position; + + position = hdspm_read(hdspm, HDSPM_statusRegister); + + switch (hdspm->io_type) { + case RayDAT: + case AIO: + position &= HDSPM_BufferPositionMask; + position /= 4; /* Bytes per sample */ + break; + default: + position = (position & HDSPM_BufferID) ? + (hdspm->period_bytes / 4) : 0; + } + + return position; +} + + +static inline void hdspm_start_audio(struct hdspm * s) +{ + s->control_register |= (HDSPM_AudioInterruptEnable | HDSPM_Start); + hdspm_write(s, HDSPM_controlRegister, s->control_register); +} + +static inline void hdspm_stop_audio(struct hdspm * s) +{ + s->control_register &= ~(HDSPM_Start | HDSPM_AudioInterruptEnable); + hdspm_write(s, HDSPM_controlRegister, s->control_register); +} + +/* should I silence all or only opened ones ? doit all for first even is 4MB*/ +static void hdspm_silence_playback(struct hdspm *hdspm) +{ + int i; + int n = hdspm->period_bytes; + void *buf = hdspm->playback_buffer; + + if (!buf) + return; + + for (i = 0; i < HDSPM_MAX_CHANNELS; i++) { + memset(buf, 0, n); + buf += HDSPM_CHANNEL_BUFFER_BYTES; + } +} + +static int hdspm_set_interrupt_interval(struct hdspm *s, unsigned int frames) +{ + int n; + + spin_lock_irq(&s->lock); + + if (32 == frames) { + /* Special case for new RME cards like RayDAT/AIO which + * support period sizes of 32 samples. Since latency is + * encoded in the three bits of HDSP_LatencyMask, we can only + * have values from 0 .. 7. While 0 still means 64 samples and + * 6 represents 4096 samples on all cards, 7 represents 8192 + * on older cards and 32 samples on new cards. + * + * In other words, period size in samples is calculated by + * 2^(n+6) with n ranging from 0 .. 7. + */ + n = 7; + } else { + frames >>= 7; + n = 0; + while (frames) { + n++; + frames >>= 1; + } + } + + s->control_register &= ~HDSPM_LatencyMask; + s->control_register |= hdspm_encode_latency(n); + + hdspm_write(s, HDSPM_controlRegister, s->control_register); + + hdspm_compute_period_size(s); + + spin_unlock_irq(&s->lock); + + return 0; +} + +static u64 hdspm_calc_dds_value(struct hdspm *hdspm, u64 period) +{ + u64 freq_const; + + if (period == 0) + return 0; + + switch (hdspm->io_type) { + case MADI: + case AES32: + freq_const = 110069313433624ULL; + break; + case RayDAT: + case AIO: + freq_const = 104857600000000ULL; + break; + case MADIface: + freq_const = 131072000000000ULL; + break; + default: + snd_BUG(); + return 0; + } + + return div_u64(freq_const, period); +} + + +static void hdspm_set_dds_value(struct hdspm *hdspm, int rate) +{ + u64 n; + + if (snd_BUG_ON(rate <= 0)) + return; + + if (rate >= 112000) + rate /= 4; + else if (rate >= 56000) + rate /= 2; + + switch (hdspm->io_type) { + case MADIface: + n = 131072000000000ULL; /* 125 MHz */ + break; + case MADI: + case AES32: + n = 110069313433624ULL; /* 105 MHz */ + break; + case RayDAT: + case AIO: + n = 104857600000000ULL; /* 100 MHz */ + break; + default: + snd_BUG(); + return; + } + + n = div_u64(n, rate); + /* n should be less than 2^32 for being written to FREQ register */ + snd_BUG_ON(n >> 32); + hdspm_write(hdspm, HDSPM_freqReg, (u32)n); +} + +/* dummy set rate lets see what happens */ +static int hdspm_set_rate(struct hdspm * hdspm, int rate, int called_internally) +{ + int current_rate; + int rate_bits; + int not_set = 0; + int current_speed, target_speed; + + /* ASSUMPTION: hdspm->lock is either set, or there is no need for + it (e.g. during module initialization). + */ + + if (!(hdspm->control_register & HDSPM_ClockModeMaster)) { + + /* SLAVE --- */ + if (called_internally) { + + /* request from ctl or card initialization + just make a warning an remember setting + for future master mode switching */ + + dev_warn(hdspm->card->dev, + "Warning: device is not running as a clock master.\n"); + not_set = 1; + } else { + + /* hw_param request while in AutoSync mode */ + int external_freq = + hdspm_external_sample_rate(hdspm); + + if (hdspm_autosync_ref(hdspm) == + HDSPM_AUTOSYNC_FROM_NONE) { + + dev_warn(hdspm->card->dev, + "Detected no External Sync\n"); + not_set = 1; + + } else if (rate != external_freq) { + + dev_warn(hdspm->card->dev, + "Warning: No AutoSync source for requested rate\n"); + not_set = 1; + } + } + } + + current_rate = hdspm->system_sample_rate; + + /* Changing between Singe, Double and Quad speed is not + allowed if any substreams are open. This is because such a change + causes a shift in the location of the DMA buffers and a reduction + in the number of available buffers. + + Note that a similar but essentially insoluble problem exists for + externally-driven rate changes. All we can do is to flag rate + changes in the read/write routines. + */ + + if (current_rate <= 48000) + current_speed = HDSPM_SPEED_SINGLE; + else if (current_rate <= 96000) + current_speed = HDSPM_SPEED_DOUBLE; + else + current_speed = HDSPM_SPEED_QUAD; + + if (rate <= 48000) + target_speed = HDSPM_SPEED_SINGLE; + else if (rate <= 96000) + target_speed = HDSPM_SPEED_DOUBLE; + else + target_speed = HDSPM_SPEED_QUAD; + + switch (rate) { + case 32000: + rate_bits = HDSPM_Frequency32KHz; + break; + case 44100: + rate_bits = HDSPM_Frequency44_1KHz; + break; + case 48000: + rate_bits = HDSPM_Frequency48KHz; + break; + case 64000: + rate_bits = HDSPM_Frequency64KHz; + break; + case 88200: + rate_bits = HDSPM_Frequency88_2KHz; + break; + case 96000: + rate_bits = HDSPM_Frequency96KHz; + break; + case 128000: + rate_bits = HDSPM_Frequency128KHz; + break; + case 176400: + rate_bits = HDSPM_Frequency176_4KHz; + break; + case 192000: + rate_bits = HDSPM_Frequency192KHz; + break; + default: + return -EINVAL; + } + + if (current_speed != target_speed + && (hdspm->capture_pid >= 0 || hdspm->playback_pid >= 0)) { + dev_err(hdspm->card->dev, + "cannot change from %s speed to %s speed mode (capture PID = %d, playback PID = %d)\n", + hdspm_speed_names[current_speed], + hdspm_speed_names[target_speed], + hdspm->capture_pid, hdspm->playback_pid); + return -EBUSY; + } + + hdspm->control_register &= ~HDSPM_FrequencyMask; + hdspm->control_register |= rate_bits; + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + /* For AES32, need to set DDS value in FREQ register + For MADI, also apparently */ + hdspm_set_dds_value(hdspm, rate); + + if (AES32 == hdspm->io_type && rate != current_rate) + hdspm_write(hdspm, HDSPM_eeprom_wr, 0); + + hdspm->system_sample_rate = rate; + + if (rate <= 48000) { + hdspm->channel_map_in = hdspm->channel_map_in_ss; + hdspm->channel_map_out = hdspm->channel_map_out_ss; + hdspm->max_channels_in = hdspm->ss_in_channels; + hdspm->max_channels_out = hdspm->ss_out_channels; + hdspm->port_names_in = hdspm->port_names_in_ss; + hdspm->port_names_out = hdspm->port_names_out_ss; + } else if (rate <= 96000) { + hdspm->channel_map_in = hdspm->channel_map_in_ds; + hdspm->channel_map_out = hdspm->channel_map_out_ds; + hdspm->max_channels_in = hdspm->ds_in_channels; + hdspm->max_channels_out = hdspm->ds_out_channels; + hdspm->port_names_in = hdspm->port_names_in_ds; + hdspm->port_names_out = hdspm->port_names_out_ds; + } else { + hdspm->channel_map_in = hdspm->channel_map_in_qs; + hdspm->channel_map_out = hdspm->channel_map_out_qs; + hdspm->max_channels_in = hdspm->qs_in_channels; + hdspm->max_channels_out = hdspm->qs_out_channels; + hdspm->port_names_in = hdspm->port_names_in_qs; + hdspm->port_names_out = hdspm->port_names_out_qs; + } + + if (not_set != 0) + return -1; + + return 0; +} + +/* mainly for init to 0 on load */ +static void all_in_all_mixer(struct hdspm * hdspm, int sgain) +{ + int i, j; + unsigned int gain; + + if (sgain > UNITY_GAIN) + gain = UNITY_GAIN; + else if (sgain < 0) + gain = 0; + else + gain = sgain; + + for (i = 0; i < HDSPM_MIXER_CHANNELS; i++) + for (j = 0; j < HDSPM_MIXER_CHANNELS; j++) { + hdspm_write_in_gain(hdspm, i, j, gain); + hdspm_write_pb_gain(hdspm, i, j, gain); + } +} + +/*---------------------------------------------------------------------------- + MIDI + ----------------------------------------------------------------------------*/ + +static inline unsigned char snd_hdspm_midi_read_byte (struct hdspm *hdspm, + int id) +{ + /* the hardware already does the relevant bit-mask with 0xff */ + return hdspm_read(hdspm, hdspm->midi[id].dataIn); +} + +static inline void snd_hdspm_midi_write_byte (struct hdspm *hdspm, int id, + int val) +{ + /* the hardware already does the relevant bit-mask with 0xff */ + return hdspm_write(hdspm, hdspm->midi[id].dataOut, val); +} + +static inline int snd_hdspm_midi_input_available (struct hdspm *hdspm, int id) +{ + return hdspm_read(hdspm, hdspm->midi[id].statusIn) & 0xFF; +} + +static inline int snd_hdspm_midi_output_possible (struct hdspm *hdspm, int id) +{ + int fifo_bytes_used; + + fifo_bytes_used = hdspm_read(hdspm, hdspm->midi[id].statusOut) & 0xFF; + + if (fifo_bytes_used < 128) + return 128 - fifo_bytes_used; + else + return 0; +} + +static void snd_hdspm_flush_midi_input(struct hdspm *hdspm, int id) +{ + while (snd_hdspm_midi_input_available (hdspm, id)) + snd_hdspm_midi_read_byte (hdspm, id); +} + +static int snd_hdspm_midi_output_write (struct hdspm_midi *hmidi) +{ + unsigned long flags; + int n_pending; + int to_write; + int i; + unsigned char buf[128]; + + /* Output is not interrupt driven */ + + spin_lock_irqsave (&hmidi->lock, flags); + if (hmidi->output && + !snd_rawmidi_transmit_empty (hmidi->output)) { + n_pending = snd_hdspm_midi_output_possible (hmidi->hdspm, + hmidi->id); + if (n_pending > 0) { + if (n_pending > (int)sizeof (buf)) + n_pending = sizeof (buf); + + to_write = snd_rawmidi_transmit (hmidi->output, buf, + n_pending); + if (to_write > 0) { + for (i = 0; i < to_write; ++i) + snd_hdspm_midi_write_byte (hmidi->hdspm, + hmidi->id, + buf[i]); + } + } + } + spin_unlock_irqrestore (&hmidi->lock, flags); + return 0; +} + +static int snd_hdspm_midi_input_read (struct hdspm_midi *hmidi) +{ + unsigned char buf[128]; /* this buffer is designed to match the MIDI + * input FIFO size + */ + unsigned long flags; + int n_pending; + int i; + + spin_lock_irqsave (&hmidi->lock, flags); + n_pending = snd_hdspm_midi_input_available (hmidi->hdspm, hmidi->id); + if (n_pending > 0) { + if (hmidi->input) { + if (n_pending > (int)sizeof (buf)) + n_pending = sizeof (buf); + for (i = 0; i < n_pending; ++i) + buf[i] = snd_hdspm_midi_read_byte (hmidi->hdspm, + hmidi->id); + if (n_pending) + snd_rawmidi_receive (hmidi->input, buf, + n_pending); + } else { + /* flush the MIDI input FIFO */ + while (n_pending--) + snd_hdspm_midi_read_byte (hmidi->hdspm, + hmidi->id); + } + } + hmidi->pending = 0; + spin_unlock_irqrestore(&hmidi->lock, flags); + + spin_lock_irqsave(&hmidi->hdspm->lock, flags); + hmidi->hdspm->control_register |= hmidi->ie; + hdspm_write(hmidi->hdspm, HDSPM_controlRegister, + hmidi->hdspm->control_register); + spin_unlock_irqrestore(&hmidi->hdspm->lock, flags); + + return snd_hdspm_midi_output_write (hmidi); +} + +static void +snd_hdspm_midi_input_trigger(struct snd_rawmidi_substream *substream, int up) +{ + struct hdspm *hdspm; + struct hdspm_midi *hmidi; + unsigned long flags; + + hmidi = substream->rmidi->private_data; + hdspm = hmidi->hdspm; + + spin_lock_irqsave (&hdspm->lock, flags); + if (up) { + if (!(hdspm->control_register & hmidi->ie)) { + snd_hdspm_flush_midi_input (hdspm, hmidi->id); + hdspm->control_register |= hmidi->ie; + } + } else { + hdspm->control_register &= ~hmidi->ie; + } + + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + spin_unlock_irqrestore (&hdspm->lock, flags); +} + +static void snd_hdspm_midi_output_timer(struct timer_list *t) +{ + struct hdspm_midi *hmidi = from_timer(hmidi, t, timer); + unsigned long flags; + + snd_hdspm_midi_output_write(hmidi); + spin_lock_irqsave (&hmidi->lock, flags); + + /* this does not bump hmidi->istimer, because the + kernel automatically removed the timer when it + expired, and we are now adding it back, thus + leaving istimer wherever it was set before. + */ + + if (hmidi->istimer) + mod_timer(&hmidi->timer, 1 + jiffies); + + spin_unlock_irqrestore (&hmidi->lock, flags); +} + +static void +snd_hdspm_midi_output_trigger(struct snd_rawmidi_substream *substream, int up) +{ + struct hdspm_midi *hmidi; + unsigned long flags; + + hmidi = substream->rmidi->private_data; + spin_lock_irqsave (&hmidi->lock, flags); + if (up) { + if (!hmidi->istimer) { + timer_setup(&hmidi->timer, + snd_hdspm_midi_output_timer, 0); + mod_timer(&hmidi->timer, 1 + jiffies); + hmidi->istimer++; + } + } else { + if (hmidi->istimer && --hmidi->istimer <= 0) + del_timer (&hmidi->timer); + } + spin_unlock_irqrestore (&hmidi->lock, flags); + if (up) + snd_hdspm_midi_output_write(hmidi); +} + +static int snd_hdspm_midi_input_open(struct snd_rawmidi_substream *substream) +{ + struct hdspm_midi *hmidi; + + hmidi = substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + snd_hdspm_flush_midi_input (hmidi->hdspm, hmidi->id); + hmidi->input = substream; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static int snd_hdspm_midi_output_open(struct snd_rawmidi_substream *substream) +{ + struct hdspm_midi *hmidi; + + hmidi = substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + hmidi->output = substream; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static int snd_hdspm_midi_input_close(struct snd_rawmidi_substream *substream) +{ + struct hdspm_midi *hmidi; + + snd_hdspm_midi_input_trigger (substream, 0); + + hmidi = substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + hmidi->input = NULL; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static int snd_hdspm_midi_output_close(struct snd_rawmidi_substream *substream) +{ + struct hdspm_midi *hmidi; + + snd_hdspm_midi_output_trigger (substream, 0); + + hmidi = substream->rmidi->private_data; + spin_lock_irq (&hmidi->lock); + hmidi->output = NULL; + spin_unlock_irq (&hmidi->lock); + + return 0; +} + +static const struct snd_rawmidi_ops snd_hdspm_midi_output = +{ + .open = snd_hdspm_midi_output_open, + .close = snd_hdspm_midi_output_close, + .trigger = snd_hdspm_midi_output_trigger, +}; + +static const struct snd_rawmidi_ops snd_hdspm_midi_input = +{ + .open = snd_hdspm_midi_input_open, + .close = snd_hdspm_midi_input_close, + .trigger = snd_hdspm_midi_input_trigger, +}; + +static int snd_hdspm_create_midi(struct snd_card *card, + struct hdspm *hdspm, int id) +{ + int err; + char buf[64]; + + hdspm->midi[id].id = id; + hdspm->midi[id].hdspm = hdspm; + spin_lock_init (&hdspm->midi[id].lock); + + if (0 == id) { + if (MADIface == hdspm->io_type) { + /* MIDI-over-MADI on HDSPe MADIface */ + hdspm->midi[0].dataIn = HDSPM_midiDataIn2; + hdspm->midi[0].statusIn = HDSPM_midiStatusIn2; + hdspm->midi[0].dataOut = HDSPM_midiDataOut2; + hdspm->midi[0].statusOut = HDSPM_midiStatusOut2; + hdspm->midi[0].ie = HDSPM_Midi2InterruptEnable; + hdspm->midi[0].irq = HDSPM_midi2IRQPending; + } else { + hdspm->midi[0].dataIn = HDSPM_midiDataIn0; + hdspm->midi[0].statusIn = HDSPM_midiStatusIn0; + hdspm->midi[0].dataOut = HDSPM_midiDataOut0; + hdspm->midi[0].statusOut = HDSPM_midiStatusOut0; + hdspm->midi[0].ie = HDSPM_Midi0InterruptEnable; + hdspm->midi[0].irq = HDSPM_midi0IRQPending; + } + } else if (1 == id) { + hdspm->midi[1].dataIn = HDSPM_midiDataIn1; + hdspm->midi[1].statusIn = HDSPM_midiStatusIn1; + hdspm->midi[1].dataOut = HDSPM_midiDataOut1; + hdspm->midi[1].statusOut = HDSPM_midiStatusOut1; + hdspm->midi[1].ie = HDSPM_Midi1InterruptEnable; + hdspm->midi[1].irq = HDSPM_midi1IRQPending; + } else if ((2 == id) && (MADI == hdspm->io_type)) { + /* MIDI-over-MADI on HDSPe MADI */ + hdspm->midi[2].dataIn = HDSPM_midiDataIn2; + hdspm->midi[2].statusIn = HDSPM_midiStatusIn2; + hdspm->midi[2].dataOut = HDSPM_midiDataOut2; + hdspm->midi[2].statusOut = HDSPM_midiStatusOut2; + hdspm->midi[2].ie = HDSPM_Midi2InterruptEnable; + hdspm->midi[2].irq = HDSPM_midi2IRQPending; + } else if (2 == id) { + /* TCO MTC, read only */ + hdspm->midi[2].dataIn = HDSPM_midiDataIn2; + hdspm->midi[2].statusIn = HDSPM_midiStatusIn2; + hdspm->midi[2].dataOut = -1; + hdspm->midi[2].statusOut = -1; + hdspm->midi[2].ie = HDSPM_Midi2InterruptEnable; + hdspm->midi[2].irq = HDSPM_midi2IRQPendingAES; + } else if (3 == id) { + /* TCO MTC on HDSPe MADI */ + hdspm->midi[3].dataIn = HDSPM_midiDataIn3; + hdspm->midi[3].statusIn = HDSPM_midiStatusIn3; + hdspm->midi[3].dataOut = -1; + hdspm->midi[3].statusOut = -1; + hdspm->midi[3].ie = HDSPM_Midi3InterruptEnable; + hdspm->midi[3].irq = HDSPM_midi3IRQPending; + } + + if ((id < 2) || ((2 == id) && ((MADI == hdspm->io_type) || + (MADIface == hdspm->io_type)))) { + if ((id == 0) && (MADIface == hdspm->io_type)) { + snprintf(buf, sizeof(buf), "%s MIDIoverMADI", + card->shortname); + } else if ((id == 2) && (MADI == hdspm->io_type)) { + snprintf(buf, sizeof(buf), "%s MIDIoverMADI", + card->shortname); + } else { + snprintf(buf, sizeof(buf), "%s MIDI %d", + card->shortname, id+1); + } + err = snd_rawmidi_new(card, buf, id, 1, 1, + &hdspm->midi[id].rmidi); + if (err < 0) + return err; + + snprintf(hdspm->midi[id].rmidi->name, + sizeof(hdspm->midi[id].rmidi->name), + "%s MIDI %d", card->id, id+1); + hdspm->midi[id].rmidi->private_data = &hdspm->midi[id]; + + snd_rawmidi_set_ops(hdspm->midi[id].rmidi, + SNDRV_RAWMIDI_STREAM_OUTPUT, + &snd_hdspm_midi_output); + snd_rawmidi_set_ops(hdspm->midi[id].rmidi, + SNDRV_RAWMIDI_STREAM_INPUT, + &snd_hdspm_midi_input); + + hdspm->midi[id].rmidi->info_flags |= + SNDRV_RAWMIDI_INFO_OUTPUT | + SNDRV_RAWMIDI_INFO_INPUT | + SNDRV_RAWMIDI_INFO_DUPLEX; + } else { + /* TCO MTC, read only */ + snprintf(buf, sizeof(buf), "%s MTC %d", + card->shortname, id+1); + err = snd_rawmidi_new(card, buf, id, 1, 1, + &hdspm->midi[id].rmidi); + if (err < 0) + return err; + + snprintf(hdspm->midi[id].rmidi->name, + sizeof(hdspm->midi[id].rmidi->name), + "%s MTC %d", card->id, id+1); + hdspm->midi[id].rmidi->private_data = &hdspm->midi[id]; + + snd_rawmidi_set_ops(hdspm->midi[id].rmidi, + SNDRV_RAWMIDI_STREAM_INPUT, + &snd_hdspm_midi_input); + + hdspm->midi[id].rmidi->info_flags |= SNDRV_RAWMIDI_INFO_INPUT; + } + + return 0; +} + + +static void hdspm_midi_work(struct work_struct *work) +{ + struct hdspm *hdspm = container_of(work, struct hdspm, midi_work); + int i = 0; + + while (i < hdspm->midiPorts) { + if (hdspm->midi[i].pending) + snd_hdspm_midi_input_read(&hdspm->midi[i]); + + i++; + } +} + + +/*----------------------------------------------------------------------------- + Status Interface + ----------------------------------------------------------------------------*/ + +/* get the system sample rate which is set */ + + +static inline int hdspm_get_pll_freq(struct hdspm *hdspm) +{ + unsigned int period, rate; + + period = hdspm_read(hdspm, HDSPM_RD_PLL_FREQ); + rate = hdspm_calc_dds_value(hdspm, period); + + return rate; +} + +/* + * Calculate the real sample rate from the + * current DDS value. + */ +static int hdspm_get_system_sample_rate(struct hdspm *hdspm) +{ + unsigned int rate; + + rate = hdspm_get_pll_freq(hdspm); + + if (rate > 207000) { + /* Unreasonable high sample rate as seen on PCI MADI cards. */ + if (0 == hdspm_system_clock_mode(hdspm)) { + /* master mode, return internal sample rate */ + rate = hdspm->system_sample_rate; + } else { + /* slave mode, return external sample rate */ + rate = hdspm_external_sample_rate(hdspm); + if (!rate) + rate = hdspm->system_sample_rate; + } + } + + return rate; +} + + +#define HDSPM_SYSTEM_SAMPLE_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_system_sample_rate, \ + .put = snd_hdspm_put_system_sample_rate, \ + .get = snd_hdspm_get_system_sample_rate \ +} + +static int snd_hdspm_info_system_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 27000; + uinfo->value.integer.max = 207000; + uinfo->value.integer.step = 1; + return 0; +} + + +static int snd_hdspm_get_system_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value * + ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = hdspm_get_system_sample_rate(hdspm); + return 0; +} + +static int snd_hdspm_put_system_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value * + ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int rate = ucontrol->value.integer.value[0]; + + if (rate < 27000 || rate > 207000) + return -EINVAL; + hdspm_set_dds_value(hdspm, ucontrol->value.integer.value[0]); + return 0; +} + + +/* + * Returns the WordClock sample rate class for the given card. + */ +static int hdspm_get_wc_sample_rate(struct hdspm *hdspm) +{ + int status; + + switch (hdspm->io_type) { + case RayDAT: + case AIO: + status = hdspm_read(hdspm, HDSPM_RD_STATUS_1); + return (status >> 16) & 0xF; + case AES32: + status = hdspm_read(hdspm, HDSPM_statusRegister); + return (status >> HDSPM_AES32_wcFreq_bit) & 0xF; + default: + break; + } + + + return 0; +} + + +/* + * Returns the TCO sample rate class for the given card. + */ +static int hdspm_get_tco_sample_rate(struct hdspm *hdspm) +{ + int status; + + if (hdspm->tco) { + switch (hdspm->io_type) { + case RayDAT: + case AIO: + status = hdspm_read(hdspm, HDSPM_RD_STATUS_1); + return (status >> 20) & 0xF; + case AES32: + status = hdspm_read(hdspm, HDSPM_statusRegister); + return (status >> 1) & 0xF; + default: + break; + } + } + + return 0; +} + + +/* + * Returns the SYNC_IN sample rate class for the given card. + */ +static int hdspm_get_sync_in_sample_rate(struct hdspm *hdspm) +{ + int status; + + if (hdspm->tco) { + switch (hdspm->io_type) { + case RayDAT: + case AIO: + status = hdspm_read(hdspm, HDSPM_RD_STATUS_2); + return (status >> 12) & 0xF; + default: + break; + } + } + + return 0; +} + +/* + * Returns the AES sample rate class for the given card. + */ +static int hdspm_get_aes_sample_rate(struct hdspm *hdspm, int index) +{ + int timecode; + + switch (hdspm->io_type) { + case AES32: + timecode = hdspm_read(hdspm, HDSPM_timecodeRegister); + return (timecode >> (4*index)) & 0xF; + default: + break; + } + return 0; +} + +/* + * Returns the sample rate class for input source <idx> for + * 'new style' cards like the AIO and RayDAT. + */ +static int hdspm_get_s1_sample_rate(struct hdspm *hdspm, unsigned int idx) +{ + int status = hdspm_read(hdspm, HDSPM_RD_STATUS_2); + + return (status >> (idx*4)) & 0xF; +} + +#define ENUMERATED_CTL_INFO(info, texts) \ + snd_ctl_enum_info(info, 1, ARRAY_SIZE(texts), texts) + + +/* Helper function to query the external sample rate and return the + * corresponding enum to be returned to userspace. + */ +static int hdspm_external_rate_to_enum(struct hdspm *hdspm) +{ + int rate = hdspm_external_sample_rate(hdspm); + int i, selected_rate = 0; + for (i = 1; i < 10; i++) + if (HDSPM_bit2freq(i) == rate) { + selected_rate = i; + break; + } + return selected_rate; +} + + +#define HDSPM_AUTOSYNC_SAMPLE_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .private_value = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdspm_info_autosync_sample_rate, \ + .get = snd_hdspm_get_autosync_sample_rate \ +} + + +static int snd_hdspm_info_autosync_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + ENUMERATED_CTL_INFO(uinfo, texts_freq); + return 0; +} + + +static int snd_hdspm_get_autosync_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value * + ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + switch (hdspm->io_type) { + case RayDAT: + switch (kcontrol->private_value) { + case 0: + ucontrol->value.enumerated.item[0] = + hdspm_get_wc_sample_rate(hdspm); + break; + case 7: + ucontrol->value.enumerated.item[0] = + hdspm_get_tco_sample_rate(hdspm); + break; + case 8: + ucontrol->value.enumerated.item[0] = + hdspm_get_sync_in_sample_rate(hdspm); + break; + default: + ucontrol->value.enumerated.item[0] = + hdspm_get_s1_sample_rate(hdspm, + kcontrol->private_value-1); + } + break; + + case AIO: + switch (kcontrol->private_value) { + case 0: /* WC */ + ucontrol->value.enumerated.item[0] = + hdspm_get_wc_sample_rate(hdspm); + break; + case 4: /* TCO */ + ucontrol->value.enumerated.item[0] = + hdspm_get_tco_sample_rate(hdspm); + break; + case 5: /* SYNC_IN */ + ucontrol->value.enumerated.item[0] = + hdspm_get_sync_in_sample_rate(hdspm); + break; + default: + ucontrol->value.enumerated.item[0] = + hdspm_get_s1_sample_rate(hdspm, + kcontrol->private_value-1); + } + break; + + case AES32: + + switch (kcontrol->private_value) { + case 0: /* WC */ + ucontrol->value.enumerated.item[0] = + hdspm_get_wc_sample_rate(hdspm); + break; + case 9: /* TCO */ + ucontrol->value.enumerated.item[0] = + hdspm_get_tco_sample_rate(hdspm); + break; + case 10: /* SYNC_IN */ + ucontrol->value.enumerated.item[0] = + hdspm_get_sync_in_sample_rate(hdspm); + break; + case 11: /* External Rate */ + ucontrol->value.enumerated.item[0] = + hdspm_external_rate_to_enum(hdspm); + break; + default: /* AES1 to AES8 */ + ucontrol->value.enumerated.item[0] = + hdspm_get_aes_sample_rate(hdspm, + kcontrol->private_value - + HDSPM_AES32_AUTOSYNC_FROM_AES1); + break; + } + break; + + case MADI: + case MADIface: + ucontrol->value.enumerated.item[0] = + hdspm_external_rate_to_enum(hdspm); + break; + default: + break; + } + + return 0; +} + + +#define HDSPM_SYSTEM_CLOCK_MODE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_system_clock_mode, \ + .get = snd_hdspm_get_system_clock_mode, \ + .put = snd_hdspm_put_system_clock_mode, \ +} + + +/* + * Returns the system clock mode for the given card. + * @returns 0 - master, 1 - slave + */ +static int hdspm_system_clock_mode(struct hdspm *hdspm) +{ + switch (hdspm->io_type) { + case AIO: + case RayDAT: + if (hdspm->settings_register & HDSPM_c0Master) + return 0; + break; + + default: + if (hdspm->control_register & HDSPM_ClockModeMaster) + return 0; + } + + return 1; +} + + +/* + * Sets the system clock mode. + * @param mode 0 - master, 1 - slave + */ +static void hdspm_set_system_clock_mode(struct hdspm *hdspm, int mode) +{ + hdspm_set_toggle_setting(hdspm, + (hdspm_is_raydat_or_aio(hdspm)) ? + HDSPM_c0Master : HDSPM_ClockModeMaster, + (0 == mode)); +} + + +static int snd_hdspm_info_system_clock_mode(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "Master", "AutoSync" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_system_clock_mode(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm_system_clock_mode(hdspm); + return 0; +} + +static int snd_hdspm_put_system_clock_mode(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + + val = ucontrol->value.enumerated.item[0]; + if (val < 0) + val = 0; + else if (val > 1) + val = 1; + + hdspm_set_system_clock_mode(hdspm, val); + + return 0; +} + + +#define HDSPM_INTERNAL_CLOCK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdspm_info_clock_source, \ + .get = snd_hdspm_get_clock_source, \ + .put = snd_hdspm_put_clock_source \ +} + + +static int hdspm_clock_source(struct hdspm * hdspm) +{ + switch (hdspm->system_sample_rate) { + case 32000: return 0; + case 44100: return 1; + case 48000: return 2; + case 64000: return 3; + case 88200: return 4; + case 96000: return 5; + case 128000: return 6; + case 176400: return 7; + case 192000: return 8; + } + + return -1; +} + +static int hdspm_set_clock_source(struct hdspm * hdspm, int mode) +{ + int rate; + switch (mode) { + case 0: + rate = 32000; break; + case 1: + rate = 44100; break; + case 2: + rate = 48000; break; + case 3: + rate = 64000; break; + case 4: + rate = 88200; break; + case 5: + rate = 96000; break; + case 6: + rate = 128000; break; + case 7: + rate = 176400; break; + case 8: + rate = 192000; break; + default: + rate = 48000; + } + hdspm_set_rate(hdspm, rate, 1); + return 0; +} + +static int snd_hdspm_info_clock_source(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + return snd_ctl_enum_info(uinfo, 1, 9, texts_freq + 1); +} + +static int snd_hdspm_get_clock_source(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm_clock_source(hdspm); + return 0; +} + +static int snd_hdspm_put_clock_source(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0]; + if (val < 0) + val = 0; + if (val > 9) + val = 9; + spin_lock_irq(&hdspm->lock); + if (val != hdspm_clock_source(hdspm)) + change = (hdspm_set_clock_source(hdspm, val) == 0) ? 1 : 0; + else + change = 0; + spin_unlock_irq(&hdspm->lock); + return change; +} + + +#define HDSPM_PREF_SYNC_REF(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_pref_sync_ref, \ + .get = snd_hdspm_get_pref_sync_ref, \ + .put = snd_hdspm_put_pref_sync_ref \ +} + + +/* + * Returns the current preferred sync reference setting. + * The semantics of the return value are depending on the + * card, please see the comments for clarification. + */ +static int hdspm_pref_sync_ref(struct hdspm * hdspm) +{ + switch (hdspm->io_type) { + case AES32: + switch (hdspm->control_register & HDSPM_SyncRefMask) { + case 0: return 0; /* WC */ + case HDSPM_SyncRef0: return 1; /* AES 1 */ + case HDSPM_SyncRef1: return 2; /* AES 2 */ + case HDSPM_SyncRef1+HDSPM_SyncRef0: return 3; /* AES 3 */ + case HDSPM_SyncRef2: return 4; /* AES 4 */ + case HDSPM_SyncRef2+HDSPM_SyncRef0: return 5; /* AES 5 */ + case HDSPM_SyncRef2+HDSPM_SyncRef1: return 6; /* AES 6 */ + case HDSPM_SyncRef2+HDSPM_SyncRef1+HDSPM_SyncRef0: + return 7; /* AES 7 */ + case HDSPM_SyncRef3: return 8; /* AES 8 */ + case HDSPM_SyncRef3+HDSPM_SyncRef0: return 9; /* TCO */ + } + break; + + case MADI: + case MADIface: + if (hdspm->tco) { + switch (hdspm->control_register & HDSPM_SyncRefMask) { + case 0: return 0; /* WC */ + case HDSPM_SyncRef0: return 1; /* MADI */ + case HDSPM_SyncRef1: return 2; /* TCO */ + case HDSPM_SyncRef1+HDSPM_SyncRef0: + return 3; /* SYNC_IN */ + } + } else { + switch (hdspm->control_register & HDSPM_SyncRefMask) { + case 0: return 0; /* WC */ + case HDSPM_SyncRef0: return 1; /* MADI */ + case HDSPM_SyncRef1+HDSPM_SyncRef0: + return 2; /* SYNC_IN */ + } + } + break; + + case RayDAT: + if (hdspm->tco) { + switch ((hdspm->settings_register & + HDSPM_c0_SyncRefMask) / HDSPM_c0_SyncRef0) { + case 0: return 0; /* WC */ + case 3: return 1; /* ADAT 1 */ + case 4: return 2; /* ADAT 2 */ + case 5: return 3; /* ADAT 3 */ + case 6: return 4; /* ADAT 4 */ + case 1: return 5; /* AES */ + case 2: return 6; /* SPDIF */ + case 9: return 7; /* TCO */ + case 10: return 8; /* SYNC_IN */ + } + } else { + switch ((hdspm->settings_register & + HDSPM_c0_SyncRefMask) / HDSPM_c0_SyncRef0) { + case 0: return 0; /* WC */ + case 3: return 1; /* ADAT 1 */ + case 4: return 2; /* ADAT 2 */ + case 5: return 3; /* ADAT 3 */ + case 6: return 4; /* ADAT 4 */ + case 1: return 5; /* AES */ + case 2: return 6; /* SPDIF */ + case 10: return 7; /* SYNC_IN */ + } + } + + break; + + case AIO: + if (hdspm->tco) { + switch ((hdspm->settings_register & + HDSPM_c0_SyncRefMask) / HDSPM_c0_SyncRef0) { + case 0: return 0; /* WC */ + case 3: return 1; /* ADAT */ + case 1: return 2; /* AES */ + case 2: return 3; /* SPDIF */ + case 9: return 4; /* TCO */ + case 10: return 5; /* SYNC_IN */ + } + } else { + switch ((hdspm->settings_register & + HDSPM_c0_SyncRefMask) / HDSPM_c0_SyncRef0) { + case 0: return 0; /* WC */ + case 3: return 1; /* ADAT */ + case 1: return 2; /* AES */ + case 2: return 3; /* SPDIF */ + case 10: return 4; /* SYNC_IN */ + } + } + + break; + } + + return -1; +} + + +/* + * Set the preferred sync reference to <pref>. The semantics + * of <pref> are depending on the card type, see the comments + * for clarification. + */ +static int hdspm_set_pref_sync_ref(struct hdspm * hdspm, int pref) +{ + int p = 0; + + switch (hdspm->io_type) { + case AES32: + hdspm->control_register &= ~HDSPM_SyncRefMask; + switch (pref) { + case 0: /* WC */ + break; + case 1: /* AES 1 */ + hdspm->control_register |= HDSPM_SyncRef0; + break; + case 2: /* AES 2 */ + hdspm->control_register |= HDSPM_SyncRef1; + break; + case 3: /* AES 3 */ + hdspm->control_register |= + HDSPM_SyncRef1+HDSPM_SyncRef0; + break; + case 4: /* AES 4 */ + hdspm->control_register |= HDSPM_SyncRef2; + break; + case 5: /* AES 5 */ + hdspm->control_register |= + HDSPM_SyncRef2+HDSPM_SyncRef0; + break; + case 6: /* AES 6 */ + hdspm->control_register |= + HDSPM_SyncRef2+HDSPM_SyncRef1; + break; + case 7: /* AES 7 */ + hdspm->control_register |= + HDSPM_SyncRef2+HDSPM_SyncRef1+HDSPM_SyncRef0; + break; + case 8: /* AES 8 */ + hdspm->control_register |= HDSPM_SyncRef3; + break; + case 9: /* TCO */ + hdspm->control_register |= + HDSPM_SyncRef3+HDSPM_SyncRef0; + break; + default: + return -1; + } + + break; + + case MADI: + case MADIface: + hdspm->control_register &= ~HDSPM_SyncRefMask; + if (hdspm->tco) { + switch (pref) { + case 0: /* WC */ + break; + case 1: /* MADI */ + hdspm->control_register |= HDSPM_SyncRef0; + break; + case 2: /* TCO */ + hdspm->control_register |= HDSPM_SyncRef1; + break; + case 3: /* SYNC_IN */ + hdspm->control_register |= + HDSPM_SyncRef0+HDSPM_SyncRef1; + break; + default: + return -1; + } + } else { + switch (pref) { + case 0: /* WC */ + break; + case 1: /* MADI */ + hdspm->control_register |= HDSPM_SyncRef0; + break; + case 2: /* SYNC_IN */ + hdspm->control_register |= + HDSPM_SyncRef0+HDSPM_SyncRef1; + break; + default: + return -1; + } + } + + break; + + case RayDAT: + if (hdspm->tco) { + switch (pref) { + case 0: p = 0; break; /* WC */ + case 1: p = 3; break; /* ADAT 1 */ + case 2: p = 4; break; /* ADAT 2 */ + case 3: p = 5; break; /* ADAT 3 */ + case 4: p = 6; break; /* ADAT 4 */ + case 5: p = 1; break; /* AES */ + case 6: p = 2; break; /* SPDIF */ + case 7: p = 9; break; /* TCO */ + case 8: p = 10; break; /* SYNC_IN */ + default: return -1; + } + } else { + switch (pref) { + case 0: p = 0; break; /* WC */ + case 1: p = 3; break; /* ADAT 1 */ + case 2: p = 4; break; /* ADAT 2 */ + case 3: p = 5; break; /* ADAT 3 */ + case 4: p = 6; break; /* ADAT 4 */ + case 5: p = 1; break; /* AES */ + case 6: p = 2; break; /* SPDIF */ + case 7: p = 10; break; /* SYNC_IN */ + default: return -1; + } + } + break; + + case AIO: + if (hdspm->tco) { + switch (pref) { + case 0: p = 0; break; /* WC */ + case 1: p = 3; break; /* ADAT */ + case 2: p = 1; break; /* AES */ + case 3: p = 2; break; /* SPDIF */ + case 4: p = 9; break; /* TCO */ + case 5: p = 10; break; /* SYNC_IN */ + default: return -1; + } + } else { + switch (pref) { + case 0: p = 0; break; /* WC */ + case 1: p = 3; break; /* ADAT */ + case 2: p = 1; break; /* AES */ + case 3: p = 2; break; /* SPDIF */ + case 4: p = 10; break; /* SYNC_IN */ + default: return -1; + } + } + break; + } + + switch (hdspm->io_type) { + case RayDAT: + case AIO: + hdspm->settings_register &= ~HDSPM_c0_SyncRefMask; + hdspm->settings_register |= HDSPM_c0_SyncRef0 * p; + hdspm_write(hdspm, HDSPM_WR_SETTINGS, hdspm->settings_register); + break; + + case MADI: + case MADIface: + case AES32: + hdspm_write(hdspm, HDSPM_controlRegister, + hdspm->control_register); + } + + return 0; +} + + +static int snd_hdspm_info_pref_sync_ref(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + snd_ctl_enum_info(uinfo, 1, hdspm->texts_autosync_items, hdspm->texts_autosync); + + return 0; +} + +static int snd_hdspm_get_pref_sync_ref(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int psf = hdspm_pref_sync_ref(hdspm); + + if (psf >= 0) { + ucontrol->value.enumerated.item[0] = psf; + return 0; + } + + return -1; +} + +static int snd_hdspm_put_pref_sync_ref(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int val, change = 0; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + + val = ucontrol->value.enumerated.item[0]; + + if (val < 0) + val = 0; + else if (val >= hdspm->texts_autosync_items) + val = hdspm->texts_autosync_items-1; + + spin_lock_irq(&hdspm->lock); + if (val != hdspm_pref_sync_ref(hdspm)) + change = (0 == hdspm_set_pref_sync_ref(hdspm, val)) ? 1 : 0; + + spin_unlock_irq(&hdspm->lock); + return change; +} + + +#define HDSPM_AUTOSYNC_REF(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ, \ + .info = snd_hdspm_info_autosync_ref, \ + .get = snd_hdspm_get_autosync_ref, \ +} + +static int hdspm_autosync_ref(struct hdspm *hdspm) +{ + /* This looks at the autosync selected sync reference */ + if (AES32 == hdspm->io_type) { + + unsigned int status = hdspm_read(hdspm, HDSPM_statusRegister); + unsigned int syncref = (status >> HDSPM_AES32_syncref_bit) & 0xF; + /* syncref >= HDSPM_AES32_AUTOSYNC_FROM_WORD is always true */ + if (syncref <= HDSPM_AES32_AUTOSYNC_FROM_SYNC_IN) { + return syncref; + } + return HDSPM_AES32_AUTOSYNC_FROM_NONE; + + } else if (MADI == hdspm->io_type) { + + unsigned int status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + switch (status2 & HDSPM_SelSyncRefMask) { + case HDSPM_SelSyncRef_WORD: + return HDSPM_AUTOSYNC_FROM_WORD; + case HDSPM_SelSyncRef_MADI: + return HDSPM_AUTOSYNC_FROM_MADI; + case HDSPM_SelSyncRef_TCO: + return HDSPM_AUTOSYNC_FROM_TCO; + case HDSPM_SelSyncRef_SyncIn: + return HDSPM_AUTOSYNC_FROM_SYNC_IN; + case HDSPM_SelSyncRef_NVALID: + return HDSPM_AUTOSYNC_FROM_NONE; + default: + return HDSPM_AUTOSYNC_FROM_NONE; + } + + } + return 0; +} + + +static int snd_hdspm_info_autosync_ref(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (AES32 == hdspm->io_type) { + static const char *const texts[] = { "WordClock", "AES1", "AES2", "AES3", + "AES4", "AES5", "AES6", "AES7", "AES8", "TCO", "Sync In", "None"}; + + ENUMERATED_CTL_INFO(uinfo, texts); + } else if (MADI == hdspm->io_type) { + static const char *const texts[] = {"Word Clock", "MADI", "TCO", + "Sync In", "None" }; + + ENUMERATED_CTL_INFO(uinfo, texts); + } + return 0; +} + +static int snd_hdspm_get_autosync_ref(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm_autosync_ref(hdspm); + return 0; +} + + + +#define HDSPM_TCO_VIDEO_INPUT_FORMAT(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_video_input_format, \ + .get = snd_hdspm_get_tco_video_input_format, \ +} + +static int snd_hdspm_info_tco_video_input_format(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = {"No video", "NTSC", "PAL"}; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_tco_video_input_format(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + u32 status; + int ret = 0; + + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + status = hdspm_read(hdspm, HDSPM_RD_TCO + 4); + switch (status & (HDSPM_TCO1_Video_Input_Format_NTSC | + HDSPM_TCO1_Video_Input_Format_PAL)) { + case HDSPM_TCO1_Video_Input_Format_NTSC: + /* ntsc */ + ret = 1; + break; + case HDSPM_TCO1_Video_Input_Format_PAL: + /* pal */ + ret = 2; + break; + default: + /* no video */ + ret = 0; + break; + } + ucontrol->value.enumerated.item[0] = ret; + return 0; +} + + + +#define HDSPM_TCO_LTC_FRAMES(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_ltc_frames, \ + .get = snd_hdspm_get_tco_ltc_frames, \ +} + +static int snd_hdspm_info_tco_ltc_frames(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = {"No lock", "24 fps", "25 fps", "29.97 fps", + "30 fps"}; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int hdspm_tco_ltc_frames(struct hdspm *hdspm) +{ + u32 status; + int ret = 0; + + status = hdspm_read(hdspm, HDSPM_RD_TCO + 4); + if (status & HDSPM_TCO1_LTC_Input_valid) { + switch (status & (HDSPM_TCO1_LTC_Format_LSB | + HDSPM_TCO1_LTC_Format_MSB)) { + case 0: + /* 24 fps */ + ret = fps_24; + break; + case HDSPM_TCO1_LTC_Format_LSB: + /* 25 fps */ + ret = fps_25; + break; + case HDSPM_TCO1_LTC_Format_MSB: + /* 29.97 fps */ + ret = fps_2997; + break; + default: + /* 30 fps */ + ret = fps_30; + break; + } + } + + return ret; +} + +static int snd_hdspm_get_tco_ltc_frames(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm_tco_ltc_frames(hdspm); + return 0; +} + +#define HDSPM_TOGGLE_SETTING(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .private_value = xindex, \ + .info = snd_hdspm_info_toggle_setting, \ + .get = snd_hdspm_get_toggle_setting, \ + .put = snd_hdspm_put_toggle_setting \ +} + +static int hdspm_toggle_setting(struct hdspm *hdspm, u32 regmask) +{ + u32 reg; + + if (hdspm_is_raydat_or_aio(hdspm)) + reg = hdspm->settings_register; + else + reg = hdspm->control_register; + + return (reg & regmask) ? 1 : 0; +} + +static int hdspm_set_toggle_setting(struct hdspm *hdspm, u32 regmask, int out) +{ + u32 *reg; + u32 target_reg; + + if (hdspm_is_raydat_or_aio(hdspm)) { + reg = &(hdspm->settings_register); + target_reg = HDSPM_WR_SETTINGS; + } else { + reg = &(hdspm->control_register); + target_reg = HDSPM_controlRegister; + } + + if (out) + *reg |= regmask; + else + *reg &= ~regmask; + + hdspm_write(hdspm, target_reg, *reg); + + return 0; +} + +#define snd_hdspm_info_toggle_setting snd_ctl_boolean_mono_info + +static int snd_hdspm_get_toggle_setting(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + u32 regmask = kcontrol->private_value; + + spin_lock_irq(&hdspm->lock); + ucontrol->value.integer.value[0] = hdspm_toggle_setting(hdspm, regmask); + spin_unlock_irq(&hdspm->lock); + return 0; +} + +static int snd_hdspm_put_toggle_setting(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + u32 regmask = kcontrol->private_value; + int change; + unsigned int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdspm->lock); + change = (int) val != hdspm_toggle_setting(hdspm, regmask); + hdspm_set_toggle_setting(hdspm, regmask, val); + spin_unlock_irq(&hdspm->lock); + return change; +} + +#define HDSPM_INPUT_SELECT(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdspm_info_input_select, \ + .get = snd_hdspm_get_input_select, \ + .put = snd_hdspm_put_input_select \ +} + +static int hdspm_input_select(struct hdspm * hdspm) +{ + return (hdspm->control_register & HDSPM_InputSelect0) ? 1 : 0; +} + +static int hdspm_set_input_select(struct hdspm * hdspm, int out) +{ + if (out) + hdspm->control_register |= HDSPM_InputSelect0; + else + hdspm->control_register &= ~HDSPM_InputSelect0; + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + return 0; +} + +static int snd_hdspm_info_input_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "optical", "coaxial" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_input_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&hdspm->lock); + ucontrol->value.enumerated.item[0] = hdspm_input_select(hdspm); + spin_unlock_irq(&hdspm->lock); + return 0; +} + +static int snd_hdspm_put_input_select(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdspm->lock); + change = (int) val != hdspm_input_select(hdspm); + hdspm_set_input_select(hdspm, val); + spin_unlock_irq(&hdspm->lock); + return change; +} + + +#define HDSPM_DS_WIRE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdspm_info_ds_wire, \ + .get = snd_hdspm_get_ds_wire, \ + .put = snd_hdspm_put_ds_wire \ +} + +static int hdspm_ds_wire(struct hdspm * hdspm) +{ + return (hdspm->control_register & HDSPM_DS_DoubleWire) ? 1 : 0; +} + +static int hdspm_set_ds_wire(struct hdspm * hdspm, int ds) +{ + if (ds) + hdspm->control_register |= HDSPM_DS_DoubleWire; + else + hdspm->control_register &= ~HDSPM_DS_DoubleWire; + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + return 0; +} + +static int snd_hdspm_info_ds_wire(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "Single", "Double" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_ds_wire(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&hdspm->lock); + ucontrol->value.enumerated.item[0] = hdspm_ds_wire(hdspm); + spin_unlock_irq(&hdspm->lock); + return 0; +} + +static int snd_hdspm_put_ds_wire(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&hdspm->lock); + change = (int) val != hdspm_ds_wire(hdspm); + hdspm_set_ds_wire(hdspm, val); + spin_unlock_irq(&hdspm->lock); + return change; +} + + +#define HDSPM_QS_WIRE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdspm_info_qs_wire, \ + .get = snd_hdspm_get_qs_wire, \ + .put = snd_hdspm_put_qs_wire \ +} + +static int hdspm_qs_wire(struct hdspm * hdspm) +{ + if (hdspm->control_register & HDSPM_QS_DoubleWire) + return 1; + if (hdspm->control_register & HDSPM_QS_QuadWire) + return 2; + return 0; +} + +static int hdspm_set_qs_wire(struct hdspm * hdspm, int mode) +{ + hdspm->control_register &= ~(HDSPM_QS_DoubleWire | HDSPM_QS_QuadWire); + switch (mode) { + case 0: + break; + case 1: + hdspm->control_register |= HDSPM_QS_DoubleWire; + break; + case 2: + hdspm->control_register |= HDSPM_QS_QuadWire; + break; + } + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + return 0; +} + +static int snd_hdspm_info_qs_wire(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "Single", "Double", "Quad" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_qs_wire(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&hdspm->lock); + ucontrol->value.enumerated.item[0] = hdspm_qs_wire(hdspm); + spin_unlock_irq(&hdspm->lock); + return 0; +} + +static int snd_hdspm_put_qs_wire(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.integer.value[0]; + if (val < 0) + val = 0; + if (val > 2) + val = 2; + spin_lock_irq(&hdspm->lock); + change = val != hdspm_qs_wire(hdspm); + hdspm_set_qs_wire(hdspm, val); + spin_unlock_irq(&hdspm->lock); + return change; +} + +#define HDSPM_CONTROL_TRISTATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .private_value = xindex, \ + .info = snd_hdspm_info_tristate, \ + .get = snd_hdspm_get_tristate, \ + .put = snd_hdspm_put_tristate \ +} + +static int hdspm_tristate(struct hdspm *hdspm, u32 regmask) +{ + u32 reg = hdspm->settings_register & (regmask * 3); + return reg / regmask; +} + +static int hdspm_set_tristate(struct hdspm *hdspm, int mode, u32 regmask) +{ + hdspm->settings_register &= ~(regmask * 3); + hdspm->settings_register |= (regmask * mode); + hdspm_write(hdspm, HDSPM_WR_SETTINGS, hdspm->settings_register); + + return 0; +} + +static int snd_hdspm_info_tristate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + u32 regmask = kcontrol->private_value; + + static const char *const texts_spdif[] = { "Optical", "Coaxial", "Internal" }; + static const char *const texts_levels[] = { "Hi Gain", "+4 dBu", "-10 dBV" }; + + switch (regmask) { + case HDSPM_c0_Input0: + ENUMERATED_CTL_INFO(uinfo, texts_spdif); + break; + default: + ENUMERATED_CTL_INFO(uinfo, texts_levels); + break; + } + return 0; +} + +static int snd_hdspm_get_tristate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + u32 regmask = kcontrol->private_value; + + spin_lock_irq(&hdspm->lock); + ucontrol->value.enumerated.item[0] = hdspm_tristate(hdspm, regmask); + spin_unlock_irq(&hdspm->lock); + return 0; +} + +static int snd_hdspm_put_tristate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + u32 regmask = kcontrol->private_value; + int change; + int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.integer.value[0]; + if (val < 0) + val = 0; + if (val > 2) + val = 2; + + spin_lock_irq(&hdspm->lock); + change = val != hdspm_tristate(hdspm, regmask); + hdspm_set_tristate(hdspm, val, regmask); + spin_unlock_irq(&hdspm->lock); + return change; +} + +#define HDSPM_MADI_SPEEDMODE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .info = snd_hdspm_info_madi_speedmode, \ + .get = snd_hdspm_get_madi_speedmode, \ + .put = snd_hdspm_put_madi_speedmode \ +} + +static int hdspm_madi_speedmode(struct hdspm *hdspm) +{ + if (hdspm->control_register & HDSPM_QuadSpeed) + return 2; + if (hdspm->control_register & HDSPM_DoubleSpeed) + return 1; + return 0; +} + +static int hdspm_set_madi_speedmode(struct hdspm *hdspm, int mode) +{ + hdspm->control_register &= ~(HDSPM_DoubleSpeed | HDSPM_QuadSpeed); + switch (mode) { + case 0: + break; + case 1: + hdspm->control_register |= HDSPM_DoubleSpeed; + break; + case 2: + hdspm->control_register |= HDSPM_QuadSpeed; + break; + } + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + return 0; +} + +static int snd_hdspm_info_madi_speedmode(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "Single", "Double", "Quad" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_madi_speedmode(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&hdspm->lock); + ucontrol->value.enumerated.item[0] = hdspm_madi_speedmode(hdspm); + spin_unlock_irq(&hdspm->lock); + return 0; +} + +static int snd_hdspm_put_madi_speedmode(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + int val; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + val = ucontrol->value.integer.value[0]; + if (val < 0) + val = 0; + if (val > 2) + val = 2; + spin_lock_irq(&hdspm->lock); + change = val != hdspm_madi_speedmode(hdspm); + hdspm_set_madi_speedmode(hdspm, val); + spin_unlock_irq(&hdspm->lock); + return change; +} + +#define HDSPM_MIXER(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_HWDEP, \ + .name = xname, \ + .index = xindex, \ + .device = 0, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | \ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_mixer, \ + .get = snd_hdspm_get_mixer, \ + .put = snd_hdspm_put_mixer \ +} + +static int snd_hdspm_info_mixer(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 3; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 65535; + uinfo->value.integer.step = 1; + return 0; +} + +static int snd_hdspm_get_mixer(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int source; + int destination; + + source = ucontrol->value.integer.value[0]; + if (source < 0) + source = 0; + else if (source >= 2 * HDSPM_MAX_CHANNELS) + source = 2 * HDSPM_MAX_CHANNELS - 1; + + destination = ucontrol->value.integer.value[1]; + if (destination < 0) + destination = 0; + else if (destination >= HDSPM_MAX_CHANNELS) + destination = HDSPM_MAX_CHANNELS - 1; + + spin_lock_irq(&hdspm->lock); + if (source >= HDSPM_MAX_CHANNELS) + ucontrol->value.integer.value[2] = + hdspm_read_pb_gain(hdspm, destination, + source - HDSPM_MAX_CHANNELS); + else + ucontrol->value.integer.value[2] = + hdspm_read_in_gain(hdspm, destination, source); + + spin_unlock_irq(&hdspm->lock); + + return 0; +} + +static int snd_hdspm_put_mixer(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + int source; + int destination; + int gain; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + + source = ucontrol->value.integer.value[0]; + destination = ucontrol->value.integer.value[1]; + + if (source < 0 || source >= 2 * HDSPM_MAX_CHANNELS) + return -1; + if (destination < 0 || destination >= HDSPM_MAX_CHANNELS) + return -1; + + gain = ucontrol->value.integer.value[2]; + + spin_lock_irq(&hdspm->lock); + + if (source >= HDSPM_MAX_CHANNELS) + change = gain != hdspm_read_pb_gain(hdspm, destination, + source - + HDSPM_MAX_CHANNELS); + else + change = gain != hdspm_read_in_gain(hdspm, destination, + source); + + if (change) { + if (source >= HDSPM_MAX_CHANNELS) + hdspm_write_pb_gain(hdspm, destination, + source - HDSPM_MAX_CHANNELS, + gain); + else + hdspm_write_in_gain(hdspm, destination, source, + gain); + } + spin_unlock_irq(&hdspm->lock); + + return change; +} + +/* The simple mixer control(s) provide gain control for the + basic 1:1 mappings of playback streams to output + streams. +*/ + +#define HDSPM_PLAYBACK_MIXER \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_WRITE | \ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_playback_mixer, \ + .get = snd_hdspm_get_playback_mixer, \ + .put = snd_hdspm_put_playback_mixer \ +} + +static int snd_hdspm_info_playback_mixer(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 64; + uinfo->value.integer.step = 1; + return 0; +} + +static int snd_hdspm_get_playback_mixer(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int channel; + + channel = ucontrol->id.index - 1; + + if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS)) + return -EINVAL; + + spin_lock_irq(&hdspm->lock); + ucontrol->value.integer.value[0] = + (hdspm_read_pb_gain(hdspm, channel, channel)*64)/UNITY_GAIN; + spin_unlock_irq(&hdspm->lock); + + return 0; +} + +static int snd_hdspm_put_playback_mixer(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int change; + int channel; + int gain; + + if (!snd_hdspm_use_is_exclusive(hdspm)) + return -EBUSY; + + channel = ucontrol->id.index - 1; + + if (snd_BUG_ON(channel < 0 || channel >= HDSPM_MAX_CHANNELS)) + return -EINVAL; + + gain = ucontrol->value.integer.value[0]*UNITY_GAIN/64; + + spin_lock_irq(&hdspm->lock); + change = + gain != hdspm_read_pb_gain(hdspm, channel, + channel); + if (change) + hdspm_write_pb_gain(hdspm, channel, channel, + gain); + spin_unlock_irq(&hdspm->lock); + return change; +} + +#define HDSPM_SYNC_CHECK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .private_value = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_sync_check, \ + .get = snd_hdspm_get_sync_check \ +} + +#define HDSPM_TCO_LOCK_CHECK(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .private_value = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_tco_info_lock_check, \ + .get = snd_hdspm_get_sync_check \ +} + + + +static int snd_hdspm_info_sync_check(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "No Lock", "Lock", "Sync", "N/A" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_tco_info_lock_check(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "No Lock", "Lock" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int hdspm_wc_sync_check(struct hdspm *hdspm) +{ + int status, status2; + + switch (hdspm->io_type) { + case AES32: + status = hdspm_read(hdspm, HDSPM_statusRegister); + if (status & HDSPM_AES32_wcLock) { + if (status & HDSPM_AES32_wcSync) + return 2; + else + return 1; + } + return 0; + + case MADI: + status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + if (status2 & HDSPM_wcLock) { + if (status2 & HDSPM_wcSync) + return 2; + else + return 1; + } + return 0; + + case RayDAT: + case AIO: + status = hdspm_read(hdspm, HDSPM_statusRegister); + + if (status & 0x2000000) + return 2; + else if (status & 0x1000000) + return 1; + return 0; + + case MADIface: + break; + } + + + return 3; +} + + +static int hdspm_madi_sync_check(struct hdspm *hdspm) +{ + int status = hdspm_read(hdspm, HDSPM_statusRegister); + if (status & HDSPM_madiLock) { + if (status & HDSPM_madiSync) + return 2; + else + return 1; + } + return 0; +} + + +static int hdspm_s1_sync_check(struct hdspm *hdspm, int idx) +{ + int status, lock, sync; + + status = hdspm_read(hdspm, HDSPM_RD_STATUS_1); + + lock = (status & (0x1<<idx)) ? 1 : 0; + sync = (status & (0x100<<idx)) ? 1 : 0; + + if (lock && sync) + return 2; + else if (lock) + return 1; + return 0; +} + + +static int hdspm_sync_in_sync_check(struct hdspm *hdspm) +{ + int status, lock = 0, sync = 0; + + switch (hdspm->io_type) { + case RayDAT: + case AIO: + status = hdspm_read(hdspm, HDSPM_RD_STATUS_3); + lock = (status & 0x400) ? 1 : 0; + sync = (status & 0x800) ? 1 : 0; + break; + + case MADI: + status = hdspm_read(hdspm, HDSPM_statusRegister); + lock = (status & HDSPM_syncInLock) ? 1 : 0; + sync = (status & HDSPM_syncInSync) ? 1 : 0; + break; + + case AES32: + status = hdspm_read(hdspm, HDSPM_statusRegister2); + lock = (status & 0x100000) ? 1 : 0; + sync = (status & 0x200000) ? 1 : 0; + break; + + case MADIface: + break; + } + + if (lock && sync) + return 2; + else if (lock) + return 1; + + return 0; +} + +static int hdspm_aes_sync_check(struct hdspm *hdspm, int idx) +{ + int status2, lock, sync; + status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + + lock = (status2 & (0x0080 >> idx)) ? 1 : 0; + sync = (status2 & (0x8000 >> idx)) ? 1 : 0; + + if (sync) + return 2; + else if (lock) + return 1; + return 0; +} + +static int hdspm_tco_input_check(struct hdspm *hdspm, u32 mask) +{ + u32 status; + status = hdspm_read(hdspm, HDSPM_RD_TCO + 4); + + return (status & mask) ? 1 : 0; +} + + +static int hdspm_tco_sync_check(struct hdspm *hdspm) +{ + int status; + + if (hdspm->tco) { + switch (hdspm->io_type) { + case MADI: + status = hdspm_read(hdspm, HDSPM_statusRegister); + if (status & HDSPM_tcoLockMadi) { + if (status & HDSPM_tcoSync) + return 2; + else + return 1; + } + return 0; + case AES32: + status = hdspm_read(hdspm, HDSPM_statusRegister); + if (status & HDSPM_tcoLockAes) { + if (status & HDSPM_tcoSync) + return 2; + else + return 1; + } + return 0; + case RayDAT: + case AIO: + status = hdspm_read(hdspm, HDSPM_RD_STATUS_1); + + if (status & 0x8000000) + return 2; /* Sync */ + if (status & 0x4000000) + return 1; /* Lock */ + return 0; /* No signal */ + + default: + break; + } + } + + return 3; /* N/A */ +} + + +static int snd_hdspm_get_sync_check(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + int val = -1; + + switch (hdspm->io_type) { + case RayDAT: + switch (kcontrol->private_value) { + case 0: /* WC */ + val = hdspm_wc_sync_check(hdspm); break; + case 7: /* TCO */ + val = hdspm_tco_sync_check(hdspm); break; + case 8: /* SYNC IN */ + val = hdspm_sync_in_sync_check(hdspm); break; + default: + val = hdspm_s1_sync_check(hdspm, + kcontrol->private_value-1); + } + break; + + case AIO: + switch (kcontrol->private_value) { + case 0: /* WC */ + val = hdspm_wc_sync_check(hdspm); break; + case 4: /* TCO */ + val = hdspm_tco_sync_check(hdspm); break; + case 5: /* SYNC IN */ + val = hdspm_sync_in_sync_check(hdspm); break; + default: + val = hdspm_s1_sync_check(hdspm, + kcontrol->private_value-1); + } + break; + + case MADI: + switch (kcontrol->private_value) { + case 0: /* WC */ + val = hdspm_wc_sync_check(hdspm); break; + case 1: /* MADI */ + val = hdspm_madi_sync_check(hdspm); break; + case 2: /* TCO */ + val = hdspm_tco_sync_check(hdspm); break; + case 3: /* SYNC_IN */ + val = hdspm_sync_in_sync_check(hdspm); break; + } + break; + + case MADIface: + val = hdspm_madi_sync_check(hdspm); /* MADI */ + break; + + case AES32: + switch (kcontrol->private_value) { + case 0: /* WC */ + val = hdspm_wc_sync_check(hdspm); break; + case 9: /* TCO */ + val = hdspm_tco_sync_check(hdspm); break; + case 10 /* SYNC IN */: + val = hdspm_sync_in_sync_check(hdspm); break; + default: /* AES1 to AES8 */ + val = hdspm_aes_sync_check(hdspm, + kcontrol->private_value-1); + } + break; + + } + + if (hdspm->tco) { + switch (kcontrol->private_value) { + case 11: + /* Check TCO for lock state of its current input */ + val = hdspm_tco_input_check(hdspm, HDSPM_TCO1_TCO_lock); + break; + case 12: + /* Check TCO for valid time code on LTC input. */ + val = hdspm_tco_input_check(hdspm, + HDSPM_TCO1_LTC_Input_valid); + break; + default: + break; + } + } + + if (-1 == val) + val = 3; + + ucontrol->value.enumerated.item[0] = val; + return 0; +} + + + +/* + * TCO controls + */ +static void hdspm_tco_write(struct hdspm *hdspm) +{ + unsigned int tc[4] = { 0, 0, 0, 0}; + + switch (hdspm->tco->input) { + case 0: + tc[2] |= HDSPM_TCO2_set_input_MSB; + break; + case 1: + tc[2] |= HDSPM_TCO2_set_input_LSB; + break; + default: + break; + } + + switch (hdspm->tco->framerate) { + case 1: + tc[1] |= HDSPM_TCO1_LTC_Format_LSB; + break; + case 2: + tc[1] |= HDSPM_TCO1_LTC_Format_MSB; + break; + case 3: + tc[1] |= HDSPM_TCO1_LTC_Format_MSB + + HDSPM_TCO1_set_drop_frame_flag; + break; + case 4: + tc[1] |= HDSPM_TCO1_LTC_Format_LSB + + HDSPM_TCO1_LTC_Format_MSB; + break; + case 5: + tc[1] |= HDSPM_TCO1_LTC_Format_LSB + + HDSPM_TCO1_LTC_Format_MSB + + HDSPM_TCO1_set_drop_frame_flag; + break; + default: + break; + } + + switch (hdspm->tco->wordclock) { + case 1: + tc[2] |= HDSPM_TCO2_WCK_IO_ratio_LSB; + break; + case 2: + tc[2] |= HDSPM_TCO2_WCK_IO_ratio_MSB; + break; + default: + break; + } + + switch (hdspm->tco->samplerate) { + case 1: + tc[2] |= HDSPM_TCO2_set_freq; + break; + case 2: + tc[2] |= HDSPM_TCO2_set_freq_from_app; + break; + default: + break; + } + + switch (hdspm->tco->pull) { + case 1: + tc[2] |= HDSPM_TCO2_set_pull_up; + break; + case 2: + tc[2] |= HDSPM_TCO2_set_pull_down; + break; + case 3: + tc[2] |= HDSPM_TCO2_set_pull_up + HDSPM_TCO2_set_01_4; + break; + case 4: + tc[2] |= HDSPM_TCO2_set_pull_down + HDSPM_TCO2_set_01_4; + break; + default: + break; + } + + if (1 == hdspm->tco->term) { + tc[2] |= HDSPM_TCO2_set_term_75R; + } + + hdspm_write(hdspm, HDSPM_WR_TCO, tc[0]); + hdspm_write(hdspm, HDSPM_WR_TCO+4, tc[1]); + hdspm_write(hdspm, HDSPM_WR_TCO+8, tc[2]); + hdspm_write(hdspm, HDSPM_WR_TCO+12, tc[3]); +} + + +#define HDSPM_TCO_SAMPLE_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_sample_rate, \ + .get = snd_hdspm_get_tco_sample_rate, \ + .put = snd_hdspm_put_tco_sample_rate \ +} + +static int snd_hdspm_info_tco_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + /* TODO freq from app could be supported here, see tco->samplerate */ + static const char *const texts[] = { "44.1 kHz", "48 kHz" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_tco_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm->tco->samplerate; + + return 0; +} + +static int snd_hdspm_put_tco_sample_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (hdspm->tco->samplerate != ucontrol->value.enumerated.item[0]) { + hdspm->tco->samplerate = ucontrol->value.enumerated.item[0]; + + hdspm_tco_write(hdspm); + + return 1; + } + + return 0; +} + + +#define HDSPM_TCO_PULL(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_pull, \ + .get = snd_hdspm_get_tco_pull, \ + .put = snd_hdspm_put_tco_pull \ +} + +static int snd_hdspm_info_tco_pull(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "0", "+ 0.1 %", "- 0.1 %", + "+ 4 %", "- 4 %" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_tco_pull(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm->tco->pull; + + return 0; +} + +static int snd_hdspm_put_tco_pull(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (hdspm->tco->pull != ucontrol->value.enumerated.item[0]) { + hdspm->tco->pull = ucontrol->value.enumerated.item[0]; + + hdspm_tco_write(hdspm); + + return 1; + } + + return 0; +} + +#define HDSPM_TCO_WCK_CONVERSION(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_wck_conversion, \ + .get = snd_hdspm_get_tco_wck_conversion, \ + .put = snd_hdspm_put_tco_wck_conversion \ +} + +static int snd_hdspm_info_tco_wck_conversion(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "1:1", "44.1 -> 48", "48 -> 44.1" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_tco_wck_conversion(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm->tco->wordclock; + + return 0; +} + +static int snd_hdspm_put_tco_wck_conversion(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (hdspm->tco->wordclock != ucontrol->value.enumerated.item[0]) { + hdspm->tco->wordclock = ucontrol->value.enumerated.item[0]; + + hdspm_tco_write(hdspm); + + return 1; + } + + return 0; +} + + +#define HDSPM_TCO_FRAME_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_frame_rate, \ + .get = snd_hdspm_get_tco_frame_rate, \ + .put = snd_hdspm_put_tco_frame_rate \ +} + +static int snd_hdspm_info_tco_frame_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "24 fps", "25 fps", "29.97fps", + "29.97 dfps", "30 fps", "30 dfps" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_tco_frame_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm->tco->framerate; + + return 0; +} + +static int snd_hdspm_put_tco_frame_rate(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (hdspm->tco->framerate != ucontrol->value.enumerated.item[0]) { + hdspm->tco->framerate = ucontrol->value.enumerated.item[0]; + + hdspm_tco_write(hdspm); + + return 1; + } + + return 0; +} + + +#define HDSPM_TCO_SYNC_SOURCE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_sync_source, \ + .get = snd_hdspm_get_tco_sync_source, \ + .put = snd_hdspm_put_tco_sync_source \ +} + +static int snd_hdspm_info_tco_sync_source(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + static const char *const texts[] = { "LTC", "Video", "WCK" }; + ENUMERATED_CTL_INFO(uinfo, texts); + return 0; +} + +static int snd_hdspm_get_tco_sync_source(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.enumerated.item[0] = hdspm->tco->input; + + return 0; +} + +static int snd_hdspm_put_tco_sync_source(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (hdspm->tco->input != ucontrol->value.enumerated.item[0]) { + hdspm->tco->input = ucontrol->value.enumerated.item[0]; + + hdspm_tco_write(hdspm); + + return 1; + } + + return 0; +} + + +#define HDSPM_TCO_WORD_TERM(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, \ + .name = xname, \ + .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE |\ + SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_hdspm_info_tco_word_term, \ + .get = snd_hdspm_get_tco_word_term, \ + .put = snd_hdspm_put_tco_word_term \ +} + +static int snd_hdspm_info_tco_word_term(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + + return 0; +} + + +static int snd_hdspm_get_tco_word_term(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = hdspm->tco->term; + + return 0; +} + + +static int snd_hdspm_put_tco_word_term(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_value *ucontrol) +{ + struct hdspm *hdspm = snd_kcontrol_chip(kcontrol); + + if (hdspm->tco->term != ucontrol->value.integer.value[0]) { + hdspm->tco->term = ucontrol->value.integer.value[0]; + + hdspm_tco_write(hdspm); + + return 1; + } + + return 0; +} + + + + +static const struct snd_kcontrol_new snd_hdspm_controls_madi[] = { + HDSPM_MIXER("Mixer", 0), + HDSPM_INTERNAL_CLOCK("Internal Clock", 0), + HDSPM_SYSTEM_CLOCK_MODE("System Clock Mode", 0), + HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0), + HDSPM_AUTOSYNC_REF("AutoSync Reference", 0), + HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0), + HDSPM_SYNC_CHECK("WC SyncCheck", 0), + HDSPM_SYNC_CHECK("MADI SyncCheck", 1), + HDSPM_SYNC_CHECK("TCO SyncCheck", 2), + HDSPM_SYNC_CHECK("SYNC IN SyncCheck", 3), + HDSPM_TOGGLE_SETTING("Line Out", HDSPM_LineOut), + HDSPM_TOGGLE_SETTING("TX 64 channels mode", HDSPM_TX_64ch), + HDSPM_TOGGLE_SETTING("Disable 96K frames", HDSPM_SMUX), + HDSPM_TOGGLE_SETTING("Clear Track Marker", HDSPM_clr_tms), + HDSPM_TOGGLE_SETTING("Safe Mode", HDSPM_AutoInp), + HDSPM_INPUT_SELECT("Input Select", 0), + HDSPM_MADI_SPEEDMODE("MADI Speed Mode", 0) +}; + + +static const struct snd_kcontrol_new snd_hdspm_controls_madiface[] = { + HDSPM_MIXER("Mixer", 0), + HDSPM_INTERNAL_CLOCK("Internal Clock", 0), + HDSPM_SYSTEM_CLOCK_MODE("System Clock Mode", 0), + HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0), + HDSPM_SYNC_CHECK("MADI SyncCheck", 0), + HDSPM_TOGGLE_SETTING("TX 64 channels mode", HDSPM_TX_64ch), + HDSPM_TOGGLE_SETTING("Clear Track Marker", HDSPM_clr_tms), + HDSPM_TOGGLE_SETTING("Safe Mode", HDSPM_AutoInp), + HDSPM_MADI_SPEEDMODE("MADI Speed Mode", 0) +}; + +static const struct snd_kcontrol_new snd_hdspm_controls_aio[] = { + HDSPM_MIXER("Mixer", 0), + HDSPM_INTERNAL_CLOCK("Internal Clock", 0), + HDSPM_SYSTEM_CLOCK_MODE("System Clock Mode", 0), + HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0), + HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 0), + HDSPM_SYNC_CHECK("WC SyncCheck", 0), + HDSPM_SYNC_CHECK("AES SyncCheck", 1), + HDSPM_SYNC_CHECK("SPDIF SyncCheck", 2), + HDSPM_SYNC_CHECK("ADAT SyncCheck", 3), + HDSPM_SYNC_CHECK("TCO SyncCheck", 4), + HDSPM_SYNC_CHECK("SYNC IN SyncCheck", 5), + HDSPM_AUTOSYNC_SAMPLE_RATE("WC Frequency", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES Frequency", 1), + HDSPM_AUTOSYNC_SAMPLE_RATE("SPDIF Frequency", 2), + HDSPM_AUTOSYNC_SAMPLE_RATE("ADAT Frequency", 3), + HDSPM_AUTOSYNC_SAMPLE_RATE("TCO Frequency", 4), + HDSPM_AUTOSYNC_SAMPLE_RATE("SYNC IN Frequency", 5), + HDSPM_CONTROL_TRISTATE("S/PDIF Input", HDSPM_c0_Input0), + HDSPM_TOGGLE_SETTING("S/PDIF Out Optical", HDSPM_c0_Spdif_Opt), + HDSPM_TOGGLE_SETTING("S/PDIF Out Professional", HDSPM_c0_Pro), + HDSPM_TOGGLE_SETTING("ADAT internal (AEB/TEB)", HDSPM_c0_AEB1), + HDSPM_TOGGLE_SETTING("XLR Breakout Cable", HDSPM_c0_Sym6db), + HDSPM_TOGGLE_SETTING("Single Speed WordClock Out", HDSPM_c0_Wck48), + HDSPM_CONTROL_TRISTATE("Input Level", HDSPM_c0_AD_GAIN0), + HDSPM_CONTROL_TRISTATE("Output Level", HDSPM_c0_DA_GAIN0), + HDSPM_CONTROL_TRISTATE("Phones Level", HDSPM_c0_PH_GAIN0) + + /* + HDSPM_INPUT_SELECT("Input Select", 0), + HDSPM_SPDIF_OPTICAL("SPDIF Out Optical", 0), + HDSPM_PROFESSIONAL("SPDIF Out Professional", 0); + HDSPM_SPDIF_IN("SPDIF In", 0); + HDSPM_BREAKOUT_CABLE("Breakout Cable", 0); + HDSPM_INPUT_LEVEL("Input Level", 0); + HDSPM_OUTPUT_LEVEL("Output Level", 0); + HDSPM_PHONES("Phones", 0); + */ +}; + +static const struct snd_kcontrol_new snd_hdspm_controls_raydat[] = { + HDSPM_MIXER("Mixer", 0), + HDSPM_INTERNAL_CLOCK("Internal Clock", 0), + HDSPM_SYSTEM_CLOCK_MODE("Clock Mode", 0), + HDSPM_PREF_SYNC_REF("Pref Sync Ref", 0), + HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), + HDSPM_SYNC_CHECK("WC SyncCheck", 0), + HDSPM_SYNC_CHECK("AES SyncCheck", 1), + HDSPM_SYNC_CHECK("SPDIF SyncCheck", 2), + HDSPM_SYNC_CHECK("ADAT1 SyncCheck", 3), + HDSPM_SYNC_CHECK("ADAT2 SyncCheck", 4), + HDSPM_SYNC_CHECK("ADAT3 SyncCheck", 5), + HDSPM_SYNC_CHECK("ADAT4 SyncCheck", 6), + HDSPM_SYNC_CHECK("TCO SyncCheck", 7), + HDSPM_SYNC_CHECK("SYNC IN SyncCheck", 8), + HDSPM_AUTOSYNC_SAMPLE_RATE("WC Frequency", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES Frequency", 1), + HDSPM_AUTOSYNC_SAMPLE_RATE("SPDIF Frequency", 2), + HDSPM_AUTOSYNC_SAMPLE_RATE("ADAT1 Frequency", 3), + HDSPM_AUTOSYNC_SAMPLE_RATE("ADAT2 Frequency", 4), + HDSPM_AUTOSYNC_SAMPLE_RATE("ADAT3 Frequency", 5), + HDSPM_AUTOSYNC_SAMPLE_RATE("ADAT4 Frequency", 6), + HDSPM_AUTOSYNC_SAMPLE_RATE("TCO Frequency", 7), + HDSPM_AUTOSYNC_SAMPLE_RATE("SYNC IN Frequency", 8), + HDSPM_TOGGLE_SETTING("S/PDIF Out Professional", HDSPM_c0_Pro), + HDSPM_TOGGLE_SETTING("Single Speed WordClock Out", HDSPM_c0_Wck48) +}; + +static const struct snd_kcontrol_new snd_hdspm_controls_aes32[] = { + HDSPM_MIXER("Mixer", 0), + HDSPM_INTERNAL_CLOCK("Internal Clock", 0), + HDSPM_SYSTEM_CLOCK_MODE("System Clock Mode", 0), + HDSPM_PREF_SYNC_REF("Preferred Sync Reference", 0), + HDSPM_AUTOSYNC_REF("AutoSync Reference", 0), + HDSPM_SYSTEM_SAMPLE_RATE("System Sample Rate", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("External Rate", 11), + HDSPM_SYNC_CHECK("WC Sync Check", 0), + HDSPM_SYNC_CHECK("AES1 Sync Check", 1), + HDSPM_SYNC_CHECK("AES2 Sync Check", 2), + HDSPM_SYNC_CHECK("AES3 Sync Check", 3), + HDSPM_SYNC_CHECK("AES4 Sync Check", 4), + HDSPM_SYNC_CHECK("AES5 Sync Check", 5), + HDSPM_SYNC_CHECK("AES6 Sync Check", 6), + HDSPM_SYNC_CHECK("AES7 Sync Check", 7), + HDSPM_SYNC_CHECK("AES8 Sync Check", 8), + HDSPM_SYNC_CHECK("TCO Sync Check", 9), + HDSPM_SYNC_CHECK("SYNC IN Sync Check", 10), + HDSPM_AUTOSYNC_SAMPLE_RATE("WC Frequency", 0), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES1 Frequency", 1), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES2 Frequency", 2), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES3 Frequency", 3), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES4 Frequency", 4), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES5 Frequency", 5), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES6 Frequency", 6), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES7 Frequency", 7), + HDSPM_AUTOSYNC_SAMPLE_RATE("AES8 Frequency", 8), + HDSPM_AUTOSYNC_SAMPLE_RATE("TCO Frequency", 9), + HDSPM_AUTOSYNC_SAMPLE_RATE("SYNC IN Frequency", 10), + HDSPM_TOGGLE_SETTING("Line Out", HDSPM_LineOut), + HDSPM_TOGGLE_SETTING("Emphasis", HDSPM_Emphasis), + HDSPM_TOGGLE_SETTING("Non Audio", HDSPM_Dolby), + HDSPM_TOGGLE_SETTING("Professional", HDSPM_Professional), + HDSPM_TOGGLE_SETTING("Clear Track Marker", HDSPM_clr_tms), + HDSPM_DS_WIRE("Double Speed Wire Mode", 0), + HDSPM_QS_WIRE("Quad Speed Wire Mode", 0), +}; + + + +/* Control elements for the optional TCO module */ +static const struct snd_kcontrol_new snd_hdspm_controls_tco[] = { + HDSPM_TCO_SAMPLE_RATE("TCO Sample Rate", 0), + HDSPM_TCO_PULL("TCO Pull", 0), + HDSPM_TCO_WCK_CONVERSION("TCO WCK Conversion", 0), + HDSPM_TCO_FRAME_RATE("TCO Frame Rate", 0), + HDSPM_TCO_SYNC_SOURCE("TCO Sync Source", 0), + HDSPM_TCO_WORD_TERM("TCO Word Term", 0), + HDSPM_TCO_LOCK_CHECK("TCO Input Check", 11), + HDSPM_TCO_LOCK_CHECK("TCO LTC Valid", 12), + HDSPM_TCO_LTC_FRAMES("TCO Detected Frame Rate", 0), + HDSPM_TCO_VIDEO_INPUT_FORMAT("Video Input Format", 0) +}; + + +static struct snd_kcontrol_new snd_hdspm_playback_mixer = HDSPM_PLAYBACK_MIXER; + + +static int hdspm_update_simple_mixer_controls(struct hdspm * hdspm) +{ + int i; + + for (i = hdspm->ds_out_channels; i < hdspm->ss_out_channels; ++i) { + if (hdspm->system_sample_rate > 48000) { + hdspm->playback_mixer_ctls[i]->vd[0].access = + SNDRV_CTL_ELEM_ACCESS_INACTIVE | + SNDRV_CTL_ELEM_ACCESS_READ | + SNDRV_CTL_ELEM_ACCESS_VOLATILE; + } else { + hdspm->playback_mixer_ctls[i]->vd[0].access = + SNDRV_CTL_ELEM_ACCESS_READWRITE | + SNDRV_CTL_ELEM_ACCESS_VOLATILE; + } + snd_ctl_notify(hdspm->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, + &hdspm->playback_mixer_ctls[i]->id); + } + + return 0; +} + + +static int snd_hdspm_create_controls(struct snd_card *card, + struct hdspm *hdspm) +{ + unsigned int idx, limit; + int err; + struct snd_kcontrol *kctl; + const struct snd_kcontrol_new *list = NULL; + + switch (hdspm->io_type) { + case MADI: + list = snd_hdspm_controls_madi; + limit = ARRAY_SIZE(snd_hdspm_controls_madi); + break; + case MADIface: + list = snd_hdspm_controls_madiface; + limit = ARRAY_SIZE(snd_hdspm_controls_madiface); + break; + case AIO: + list = snd_hdspm_controls_aio; + limit = ARRAY_SIZE(snd_hdspm_controls_aio); + break; + case RayDAT: + list = snd_hdspm_controls_raydat; + limit = ARRAY_SIZE(snd_hdspm_controls_raydat); + break; + case AES32: + list = snd_hdspm_controls_aes32; + limit = ARRAY_SIZE(snd_hdspm_controls_aes32); + break; + } + + if (list) { + for (idx = 0; idx < limit; idx++) { + err = snd_ctl_add(card, + snd_ctl_new1(&list[idx], hdspm)); + if (err < 0) + return err; + } + } + + + /* create simple 1:1 playback mixer controls */ + snd_hdspm_playback_mixer.name = "Chn"; + if (hdspm->system_sample_rate >= 128000) { + limit = hdspm->qs_out_channels; + } else if (hdspm->system_sample_rate >= 64000) { + limit = hdspm->ds_out_channels; + } else { + limit = hdspm->ss_out_channels; + } + for (idx = 0; idx < limit; ++idx) { + snd_hdspm_playback_mixer.index = idx + 1; + kctl = snd_ctl_new1(&snd_hdspm_playback_mixer, hdspm); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + hdspm->playback_mixer_ctls[idx] = kctl; + } + + + if (hdspm->tco) { + /* add tco control elements */ + list = snd_hdspm_controls_tco; + limit = ARRAY_SIZE(snd_hdspm_controls_tco); + for (idx = 0; idx < limit; idx++) { + err = snd_ctl_add(card, + snd_ctl_new1(&list[idx], hdspm)); + if (err < 0) + return err; + } + } + + return 0; +} + +/*------------------------------------------------------------ + /proc interface + ------------------------------------------------------------*/ + +static void +snd_hdspm_proc_read_tco(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + unsigned int status, control; + int a, ltc, frames, seconds, minutes, hours; + unsigned int period; + u64 freq_const = 0; + u32 rate; + + snd_iprintf(buffer, "--- TCO ---\n"); + + status = hdspm_read(hdspm, HDSPM_statusRegister); + control = hdspm->control_register; + + + if (status & HDSPM_tco_detect) { + snd_iprintf(buffer, "TCO module detected.\n"); + a = hdspm_read(hdspm, HDSPM_RD_TCO+4); + if (a & HDSPM_TCO1_LTC_Input_valid) { + snd_iprintf(buffer, " LTC valid, "); + switch (a & (HDSPM_TCO1_LTC_Format_LSB | + HDSPM_TCO1_LTC_Format_MSB)) { + case 0: + snd_iprintf(buffer, "24 fps, "); + break; + case HDSPM_TCO1_LTC_Format_LSB: + snd_iprintf(buffer, "25 fps, "); + break; + case HDSPM_TCO1_LTC_Format_MSB: + snd_iprintf(buffer, "29.97 fps, "); + break; + default: + snd_iprintf(buffer, "30 fps, "); + break; + } + if (a & HDSPM_TCO1_set_drop_frame_flag) { + snd_iprintf(buffer, "drop frame\n"); + } else { + snd_iprintf(buffer, "full frame\n"); + } + } else { + snd_iprintf(buffer, " no LTC\n"); + } + if (a & HDSPM_TCO1_Video_Input_Format_NTSC) { + snd_iprintf(buffer, " Video: NTSC\n"); + } else if (a & HDSPM_TCO1_Video_Input_Format_PAL) { + snd_iprintf(buffer, " Video: PAL\n"); + } else { + snd_iprintf(buffer, " No video\n"); + } + if (a & HDSPM_TCO1_TCO_lock) { + snd_iprintf(buffer, " Sync: lock\n"); + } else { + snd_iprintf(buffer, " Sync: no lock\n"); + } + + switch (hdspm->io_type) { + case MADI: + case AES32: + freq_const = 110069313433624ULL; + break; + case RayDAT: + case AIO: + freq_const = 104857600000000ULL; + break; + case MADIface: + break; /* no TCO possible */ + } + + period = hdspm_read(hdspm, HDSPM_RD_PLL_FREQ); + snd_iprintf(buffer, " period: %u\n", period); + + + /* rate = freq_const/period; */ + rate = div_u64(freq_const, period); + + if (control & HDSPM_QuadSpeed) { + rate *= 4; + } else if (control & HDSPM_DoubleSpeed) { + rate *= 2; + } + + snd_iprintf(buffer, " Frequency: %u Hz\n", + (unsigned int) rate); + + ltc = hdspm_read(hdspm, HDSPM_RD_TCO); + frames = ltc & 0xF; + ltc >>= 4; + frames += (ltc & 0x3) * 10; + ltc >>= 4; + seconds = ltc & 0xF; + ltc >>= 4; + seconds += (ltc & 0x7) * 10; + ltc >>= 4; + minutes = ltc & 0xF; + ltc >>= 4; + minutes += (ltc & 0x7) * 10; + ltc >>= 4; + hours = ltc & 0xF; + ltc >>= 4; + hours += (ltc & 0x3) * 10; + snd_iprintf(buffer, + " LTC In: %02d:%02d:%02d:%02d\n", + hours, minutes, seconds, frames); + + } else { + snd_iprintf(buffer, "No TCO module detected.\n"); + } +} + +static void +snd_hdspm_proc_read_madi(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + unsigned int status, status2; + + char *pref_sync_ref; + char *autosync_ref; + char *system_clock_mode; + int x, x2; + + status = hdspm_read(hdspm, HDSPM_statusRegister); + status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + + snd_iprintf(buffer, "%s (Card #%d) Rev.%x Status2first3bits: %x\n", + hdspm->card_name, hdspm->card->number + 1, + hdspm->firmware_rev, + (status2 & HDSPM_version0) | + (status2 & HDSPM_version1) | (status2 & + HDSPM_version2)); + + snd_iprintf(buffer, "HW Serial: 0x%06x%06x\n", + (hdspm_read(hdspm, HDSPM_midiStatusIn1)>>8) & 0xFFFFFF, + hdspm->serial); + + snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n", + hdspm->irq, hdspm->port, (unsigned long)hdspm->iobase); + + snd_iprintf(buffer, "--- System ---\n"); + + snd_iprintf(buffer, + "IRQ Pending: Audio=%d, MIDI0=%d, MIDI1=%d, IRQcount=%d\n", + status & HDSPM_audioIRQPending, + (status & HDSPM_midi0IRQPending) ? 1 : 0, + (status & HDSPM_midi1IRQPending) ? 1 : 0, + hdspm->irq_count); + snd_iprintf(buffer, + "HW pointer: id = %d, rawptr = %d (%d->%d) " + "estimated= %ld (bytes)\n", + ((status & HDSPM_BufferID) ? 1 : 0), + (status & HDSPM_BufferPositionMask), + (status & HDSPM_BufferPositionMask) % + (2 * (int)hdspm->period_bytes), + ((status & HDSPM_BufferPositionMask) - 64) % + (2 * (int)hdspm->period_bytes), + (long) hdspm_hw_pointer(hdspm) * 4); + + snd_iprintf(buffer, + "MIDI FIFO: Out1=0x%x, Out2=0x%x, In1=0x%x, In2=0x%x \n", + hdspm_read(hdspm, HDSPM_midiStatusOut0) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusOut1) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xFF); + snd_iprintf(buffer, + "MIDIoverMADI FIFO: In=0x%x, Out=0x%x \n", + hdspm_read(hdspm, HDSPM_midiStatusIn2) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusOut2) & 0xFF); + snd_iprintf(buffer, + "Register: ctrl1=0x%x, ctrl2=0x%x, status1=0x%x, " + "status2=0x%x\n", + hdspm->control_register, hdspm->control2_register, + status, status2); + + + snd_iprintf(buffer, "--- Settings ---\n"); + + x = hdspm_get_latency(hdspm); + + snd_iprintf(buffer, + "Size (Latency): %d samples (2 periods of %lu bytes)\n", + x, (unsigned long) hdspm->period_bytes); + + snd_iprintf(buffer, "Line out: %s\n", + (hdspm->control_register & HDSPM_LineOut) ? "on " : "off"); + + snd_iprintf(buffer, + "ClearTrackMarker = %s, Transmit in %s Channel Mode, " + "Auto Input %s\n", + (hdspm->control_register & HDSPM_clr_tms) ? "on" : "off", + (hdspm->control_register & HDSPM_TX_64ch) ? "64" : "56", + (hdspm->control_register & HDSPM_AutoInp) ? "on" : "off"); + + + if (!(hdspm->control_register & HDSPM_ClockModeMaster)) + system_clock_mode = "AutoSync"; + else + system_clock_mode = "Master"; + snd_iprintf(buffer, "AutoSync Reference: %s\n", system_clock_mode); + + switch (hdspm_pref_sync_ref(hdspm)) { + case HDSPM_SYNC_FROM_WORD: + pref_sync_ref = "Word Clock"; + break; + case HDSPM_SYNC_FROM_MADI: + pref_sync_ref = "MADI Sync"; + break; + case HDSPM_SYNC_FROM_TCO: + pref_sync_ref = "TCO"; + break; + case HDSPM_SYNC_FROM_SYNC_IN: + pref_sync_ref = "Sync In"; + break; + default: + pref_sync_ref = "XXXX Clock"; + break; + } + snd_iprintf(buffer, "Preferred Sync Reference: %s\n", + pref_sync_ref); + + snd_iprintf(buffer, "System Clock Frequency: %d\n", + hdspm->system_sample_rate); + + + snd_iprintf(buffer, "--- Status:\n"); + + x = status & HDSPM_madiSync; + x2 = status2 & HDSPM_wcSync; + + snd_iprintf(buffer, "Inputs MADI=%s, WordClock=%s\n", + (status & HDSPM_madiLock) ? (x ? "Sync" : "Lock") : + "NoLock", + (status2 & HDSPM_wcLock) ? (x2 ? "Sync" : "Lock") : + "NoLock"); + + switch (hdspm_autosync_ref(hdspm)) { + case HDSPM_AUTOSYNC_FROM_SYNC_IN: + autosync_ref = "Sync In"; + break; + case HDSPM_AUTOSYNC_FROM_TCO: + autosync_ref = "TCO"; + break; + case HDSPM_AUTOSYNC_FROM_WORD: + autosync_ref = "Word Clock"; + break; + case HDSPM_AUTOSYNC_FROM_MADI: + autosync_ref = "MADI Sync"; + break; + case HDSPM_AUTOSYNC_FROM_NONE: + autosync_ref = "Input not valid"; + break; + default: + autosync_ref = "---"; + break; + } + snd_iprintf(buffer, + "AutoSync: Reference= %s, Freq=%d (MADI = %d, Word = %d)\n", + autosync_ref, hdspm_external_sample_rate(hdspm), + (status & HDSPM_madiFreqMask) >> 22, + (status2 & HDSPM_wcFreqMask) >> 5); + + snd_iprintf(buffer, "Input: %s, Mode=%s\n", + (status & HDSPM_AB_int) ? "Coax" : "Optical", + (status & HDSPM_RX_64ch) ? "64 channels" : + "56 channels"); + + /* call readout function for TCO specific status */ + snd_hdspm_proc_read_tco(entry, buffer); + + snd_iprintf(buffer, "\n"); +} + +static void +snd_hdspm_proc_read_aes32(struct snd_info_entry * entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + unsigned int status; + unsigned int status2; + unsigned int timecode; + unsigned int wcLock, wcSync; + int pref_syncref; + char *autosync_ref; + int x; + + status = hdspm_read(hdspm, HDSPM_statusRegister); + status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + timecode = hdspm_read(hdspm, HDSPM_timecodeRegister); + + snd_iprintf(buffer, "%s (Card #%d) Rev.%x\n", + hdspm->card_name, hdspm->card->number + 1, + hdspm->firmware_rev); + + snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n", + hdspm->irq, hdspm->port, (unsigned long)hdspm->iobase); + + snd_iprintf(buffer, "--- System ---\n"); + + snd_iprintf(buffer, + "IRQ Pending: Audio=%d, MIDI0=%d, MIDI1=%d, IRQcount=%d\n", + status & HDSPM_audioIRQPending, + (status & HDSPM_midi0IRQPending) ? 1 : 0, + (status & HDSPM_midi1IRQPending) ? 1 : 0, + hdspm->irq_count); + snd_iprintf(buffer, + "HW pointer: id = %d, rawptr = %d (%d->%d) " + "estimated= %ld (bytes)\n", + ((status & HDSPM_BufferID) ? 1 : 0), + (status & HDSPM_BufferPositionMask), + (status & HDSPM_BufferPositionMask) % + (2 * (int)hdspm->period_bytes), + ((status & HDSPM_BufferPositionMask) - 64) % + (2 * (int)hdspm->period_bytes), + (long) hdspm_hw_pointer(hdspm) * 4); + + snd_iprintf(buffer, + "MIDI FIFO: Out1=0x%x, Out2=0x%x, In1=0x%x, In2=0x%x \n", + hdspm_read(hdspm, HDSPM_midiStatusOut0) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusOut1) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusIn0) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusIn1) & 0xFF); + snd_iprintf(buffer, + "MIDIoverMADI FIFO: In=0x%x, Out=0x%x \n", + hdspm_read(hdspm, HDSPM_midiStatusIn2) & 0xFF, + hdspm_read(hdspm, HDSPM_midiStatusOut2) & 0xFF); + snd_iprintf(buffer, + "Register: ctrl1=0x%x, ctrl2=0x%x, status1=0x%x, " + "status2=0x%x\n", + hdspm->control_register, hdspm->control2_register, + status, status2); + + snd_iprintf(buffer, "--- Settings ---\n"); + + x = hdspm_get_latency(hdspm); + + snd_iprintf(buffer, + "Size (Latency): %d samples (2 periods of %lu bytes)\n", + x, (unsigned long) hdspm->period_bytes); + + snd_iprintf(buffer, "Line out: %s\n", + (hdspm-> + control_register & HDSPM_LineOut) ? "on " : "off"); + + snd_iprintf(buffer, + "ClearTrackMarker %s, Emphasis %s, Dolby %s\n", + (hdspm-> + control_register & HDSPM_clr_tms) ? "on" : "off", + (hdspm-> + control_register & HDSPM_Emphasis) ? "on" : "off", + (hdspm-> + control_register & HDSPM_Dolby) ? "on" : "off"); + + + pref_syncref = hdspm_pref_sync_ref(hdspm); + if (pref_syncref == 0) + snd_iprintf(buffer, "Preferred Sync Reference: Word Clock\n"); + else + snd_iprintf(buffer, "Preferred Sync Reference: AES%d\n", + pref_syncref); + + snd_iprintf(buffer, "System Clock Frequency: %d\n", + hdspm->system_sample_rate); + + snd_iprintf(buffer, "Double speed: %s\n", + hdspm->control_register & HDSPM_DS_DoubleWire? + "Double wire" : "Single wire"); + snd_iprintf(buffer, "Quad speed: %s\n", + hdspm->control_register & HDSPM_QS_DoubleWire? + "Double wire" : + hdspm->control_register & HDSPM_QS_QuadWire? + "Quad wire" : "Single wire"); + + snd_iprintf(buffer, "--- Status:\n"); + + wcLock = status & HDSPM_AES32_wcLock; + wcSync = wcLock && (status & HDSPM_AES32_wcSync); + + snd_iprintf(buffer, "Word: %s Frequency: %d\n", + (wcLock) ? (wcSync ? "Sync " : "Lock ") : "No Lock", + HDSPM_bit2freq((status >> HDSPM_AES32_wcFreq_bit) & 0xF)); + + for (x = 0; x < 8; x++) { + snd_iprintf(buffer, "AES%d: %s Frequency: %d\n", + x+1, + (status2 & (HDSPM_LockAES >> x)) ? + "Sync " : "No Lock", + HDSPM_bit2freq((timecode >> (4*x)) & 0xF)); + } + + switch (hdspm_autosync_ref(hdspm)) { + case HDSPM_AES32_AUTOSYNC_FROM_NONE: + autosync_ref = "None"; break; + case HDSPM_AES32_AUTOSYNC_FROM_WORD: + autosync_ref = "Word Clock"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES1: + autosync_ref = "AES1"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES2: + autosync_ref = "AES2"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES3: + autosync_ref = "AES3"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES4: + autosync_ref = "AES4"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES5: + autosync_ref = "AES5"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES6: + autosync_ref = "AES6"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES7: + autosync_ref = "AES7"; break; + case HDSPM_AES32_AUTOSYNC_FROM_AES8: + autosync_ref = "AES8"; break; + case HDSPM_AES32_AUTOSYNC_FROM_TCO: + autosync_ref = "TCO"; break; + case HDSPM_AES32_AUTOSYNC_FROM_SYNC_IN: + autosync_ref = "Sync In"; break; + default: + autosync_ref = "---"; break; + } + snd_iprintf(buffer, "AutoSync ref = %s\n", autosync_ref); + + /* call readout function for TCO specific status */ + snd_hdspm_proc_read_tco(entry, buffer); + + snd_iprintf(buffer, "\n"); +} + +static void +snd_hdspm_proc_read_raydat(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + unsigned int status1, status2, status3, i; + unsigned int lock, sync; + + status1 = hdspm_read(hdspm, HDSPM_RD_STATUS_1); /* s1 */ + status2 = hdspm_read(hdspm, HDSPM_RD_STATUS_2); /* freq */ + status3 = hdspm_read(hdspm, HDSPM_RD_STATUS_3); /* s2 */ + + snd_iprintf(buffer, "STATUS1: 0x%08x\n", status1); + snd_iprintf(buffer, "STATUS2: 0x%08x\n", status2); + snd_iprintf(buffer, "STATUS3: 0x%08x\n", status3); + + + snd_iprintf(buffer, "\n*** CLOCK MODE\n\n"); + + snd_iprintf(buffer, "Clock mode : %s\n", + (hdspm_system_clock_mode(hdspm) == 0) ? "master" : "slave"); + snd_iprintf(buffer, "System frequency: %d Hz\n", + hdspm_get_system_sample_rate(hdspm)); + + snd_iprintf(buffer, "\n*** INPUT STATUS\n\n"); + + lock = 0x1; + sync = 0x100; + + for (i = 0; i < 8; i++) { + snd_iprintf(buffer, "s1_input %d: Lock %d, Sync %d, Freq %s\n", + i, + (status1 & lock) ? 1 : 0, + (status1 & sync) ? 1 : 0, + texts_freq[(status2 >> (i * 4)) & 0xF]); + + lock = lock<<1; + sync = sync<<1; + } + + snd_iprintf(buffer, "WC input: Lock %d, Sync %d, Freq %s\n", + (status1 & 0x1000000) ? 1 : 0, + (status1 & 0x2000000) ? 1 : 0, + texts_freq[(status1 >> 16) & 0xF]); + + snd_iprintf(buffer, "TCO input: Lock %d, Sync %d, Freq %s\n", + (status1 & 0x4000000) ? 1 : 0, + (status1 & 0x8000000) ? 1 : 0, + texts_freq[(status1 >> 20) & 0xF]); + + snd_iprintf(buffer, "SYNC IN: Lock %d, Sync %d, Freq %s\n", + (status3 & 0x400) ? 1 : 0, + (status3 & 0x800) ? 1 : 0, + texts_freq[(status2 >> 12) & 0xF]); + +} + +#ifdef CONFIG_SND_DEBUG +static void +snd_hdspm_proc_read_debug(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + + int j,i; + + for (i = 0; i < 256 /* 1024*64 */; i += j) { + snd_iprintf(buffer, "0x%08X: ", i); + for (j = 0; j < 16; j += 4) + snd_iprintf(buffer, "%08X ", hdspm_read(hdspm, i + j)); + snd_iprintf(buffer, "\n"); + } +} +#endif + + +static void snd_hdspm_proc_ports_in(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + int i; + + snd_iprintf(buffer, "# generated by hdspm\n"); + + for (i = 0; i < hdspm->max_channels_in; i++) { + snd_iprintf(buffer, "%d=%s\n", i+1, hdspm->port_names_in[i]); + } +} + +static void snd_hdspm_proc_ports_out(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) +{ + struct hdspm *hdspm = entry->private_data; + int i; + + snd_iprintf(buffer, "# generated by hdspm\n"); + + for (i = 0; i < hdspm->max_channels_out; i++) { + snd_iprintf(buffer, "%d=%s\n", i+1, hdspm->port_names_out[i]); + } +} + + +static void snd_hdspm_proc_init(struct hdspm *hdspm) +{ + void (*read)(struct snd_info_entry *, struct snd_info_buffer *) = NULL; + + switch (hdspm->io_type) { + case AES32: + read = snd_hdspm_proc_read_aes32; + break; + case MADI: + read = snd_hdspm_proc_read_madi; + break; + case MADIface: + /* read = snd_hdspm_proc_read_madiface; */ + break; + case RayDAT: + read = snd_hdspm_proc_read_raydat; + break; + case AIO: + break; + } + + snd_card_ro_proc_new(hdspm->card, "hdspm", hdspm, read); + snd_card_ro_proc_new(hdspm->card, "ports.in", hdspm, + snd_hdspm_proc_ports_in); + snd_card_ro_proc_new(hdspm->card, "ports.out", hdspm, + snd_hdspm_proc_ports_out); + +#ifdef CONFIG_SND_DEBUG + /* debug file to read all hdspm registers */ + snd_card_ro_proc_new(hdspm->card, "debug", hdspm, + snd_hdspm_proc_read_debug); +#endif +} + +/*------------------------------------------------------------ + hdspm intitialize + ------------------------------------------------------------*/ + +static int snd_hdspm_set_defaults(struct hdspm * hdspm) +{ + /* ASSUMPTION: hdspm->lock is either held, or there is no need to + hold it (e.g. during module initialization). + */ + + /* set defaults: */ + + hdspm->settings_register = 0; + + switch (hdspm->io_type) { + case MADI: + case MADIface: + hdspm->control_register = + 0x2 + 0x8 + 0x10 + 0x80 + 0x400 + 0x4000 + 0x1000000; + break; + + case RayDAT: + case AIO: + hdspm->settings_register = 0x1 + 0x1000; + /* Magic values are: LAT_0, LAT_2, Master, freq1, tx64ch, inp_0, + * line_out */ + hdspm->control_register = + 0x2 + 0x8 + 0x10 + 0x80 + 0x400 + 0x4000 + 0x1000000; + break; + + case AES32: + hdspm->control_register = + HDSPM_ClockModeMaster | /* Master Clock Mode on */ + hdspm_encode_latency(7) | /* latency max=8192samples */ + HDSPM_SyncRef0 | /* AES1 is syncclock */ + HDSPM_LineOut | /* Analog output in */ + HDSPM_Professional; /* Professional mode */ + break; + } + + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + if (AES32 == hdspm->io_type) { + /* No control2 register for AES32 */ +#ifdef SNDRV_BIG_ENDIAN + hdspm->control2_register = HDSPM_BIGENDIAN_MODE; +#else + hdspm->control2_register = 0; +#endif + + hdspm_write(hdspm, HDSPM_control2Reg, hdspm->control2_register); + } + hdspm_compute_period_size(hdspm); + + /* silence everything */ + + all_in_all_mixer(hdspm, 0 * UNITY_GAIN); + + if (hdspm_is_raydat_or_aio(hdspm)) + hdspm_write(hdspm, HDSPM_WR_SETTINGS, hdspm->settings_register); + + /* set a default rate so that the channel map is set up. */ + hdspm_set_rate(hdspm, 48000, 1); + + return 0; +} + + +/*------------------------------------------------------------ + interrupt + ------------------------------------------------------------*/ + +static irqreturn_t snd_hdspm_interrupt(int irq, void *dev_id) +{ + struct hdspm *hdspm = (struct hdspm *) dev_id; + unsigned int status; + int i, audio, midi, schedule = 0; + /* cycles_t now; */ + + status = hdspm_read(hdspm, HDSPM_statusRegister); + + audio = status & HDSPM_audioIRQPending; + midi = status & (HDSPM_midi0IRQPending | HDSPM_midi1IRQPending | + HDSPM_midi2IRQPending | HDSPM_midi3IRQPending); + + /* now = get_cycles(); */ + /* + * LAT_2..LAT_0 period counter (win) counter (mac) + * 6 4096 ~256053425 ~514672358 + * 5 2048 ~128024983 ~257373821 + * 4 1024 ~64023706 ~128718089 + * 3 512 ~32005945 ~64385999 + * 2 256 ~16003039 ~32260176 + * 1 128 ~7998738 ~16194507 + * 0 64 ~3998231 ~8191558 + */ + /* + dev_info(hdspm->card->dev, "snd_hdspm_interrupt %llu @ %llx\n", + now-hdspm->last_interrupt, status & 0xFFC0); + hdspm->last_interrupt = now; + */ + + if (!audio && !midi) + return IRQ_NONE; + + hdspm_write(hdspm, HDSPM_interruptConfirmation, 0); + hdspm->irq_count++; + + + if (audio) { + if (hdspm->capture_substream) + snd_pcm_period_elapsed(hdspm->capture_substream); + + if (hdspm->playback_substream) + snd_pcm_period_elapsed(hdspm->playback_substream); + } + + if (midi) { + i = 0; + while (i < hdspm->midiPorts) { + if ((hdspm_read(hdspm, + hdspm->midi[i].statusIn) & 0xff) && + (status & hdspm->midi[i].irq)) { + /* we disable interrupts for this input until + * processing is done + */ + hdspm->control_register &= ~hdspm->midi[i].ie; + hdspm_write(hdspm, HDSPM_controlRegister, + hdspm->control_register); + hdspm->midi[i].pending = 1; + schedule = 1; + } + + i++; + } + + if (schedule) + queue_work(system_highpri_wq, &hdspm->midi_work); + } + + return IRQ_HANDLED; +} + +/*------------------------------------------------------------ + pcm interface + ------------------------------------------------------------*/ + + +static snd_pcm_uframes_t snd_hdspm_hw_pointer(struct snd_pcm_substream + *substream) +{ + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + return hdspm_hw_pointer(hdspm); +} + + +static int snd_hdspm_reset(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + struct snd_pcm_substream *other; + + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + other = hdspm->capture_substream; + else + other = hdspm->playback_substream; + + if (hdspm->running) + runtime->status->hw_ptr = hdspm_hw_pointer(hdspm); + else + runtime->status->hw_ptr = 0; + if (other) { + struct snd_pcm_substream *s; + struct snd_pcm_runtime *oruntime = other->runtime; + snd_pcm_group_for_each_entry(s, substream) { + if (s == other) { + oruntime->status->hw_ptr = + runtime->status->hw_ptr; + break; + } + } + } + return 0; +} + +static int snd_hdspm_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + int err; + int i; + pid_t this_pid; + pid_t other_pid; + + spin_lock_irq(&hdspm->lock); + + if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { + this_pid = hdspm->playback_pid; + other_pid = hdspm->capture_pid; + } else { + this_pid = hdspm->capture_pid; + other_pid = hdspm->playback_pid; + } + + if (other_pid > 0 && this_pid != other_pid) { + + /* The other stream is open, and not by the same + task as this one. Make sure that the parameters + that matter are the same. + */ + + if (params_rate(params) != hdspm->system_sample_rate) { + spin_unlock_irq(&hdspm->lock); + _snd_pcm_hw_param_setempty(params, + SNDRV_PCM_HW_PARAM_RATE); + return -EBUSY; + } + + if (params_period_size(params) != hdspm->period_bytes / 4) { + spin_unlock_irq(&hdspm->lock); + _snd_pcm_hw_param_setempty(params, + SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + return -EBUSY; + } + + } + /* We're fine. */ + spin_unlock_irq(&hdspm->lock); + + /* how to make sure that the rate matches an externally-set one ? */ + + spin_lock_irq(&hdspm->lock); + err = hdspm_set_rate(hdspm, params_rate(params), 0); + if (err < 0) { + dev_info(hdspm->card->dev, "err on hdspm_set_rate: %d\n", err); + spin_unlock_irq(&hdspm->lock); + _snd_pcm_hw_param_setempty(params, + SNDRV_PCM_HW_PARAM_RATE); + return err; + } + spin_unlock_irq(&hdspm->lock); + + err = hdspm_set_interrupt_interval(hdspm, + params_period_size(params)); + if (err < 0) { + dev_info(hdspm->card->dev, + "err on hdspm_set_interrupt_interval: %d\n", err); + _snd_pcm_hw_param_setempty(params, + SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + return err; + } + + /* Memory allocation, takashi's method, dont know if we should + * spinlock + */ + /* malloc all buffer even if not enabled to get sure */ + /* Update for MADI rev 204: we need to allocate for all channels, + * otherwise it doesn't work at 96kHz */ + + err = + snd_pcm_lib_malloc_pages(substream, HDSPM_DMA_AREA_BYTES); + if (err < 0) { + dev_info(hdspm->card->dev, + "err on snd_pcm_lib_malloc_pages: %d\n", err); + return err; + } + + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { + + for (i = 0; i < params_channels(params); ++i) { + int c = hdspm->channel_map_out[i]; + + if (c < 0) + continue; /* just make sure */ + hdspm_set_channel_dma_addr(hdspm, substream, + HDSPM_pageAddressBufferOut, + c); + snd_hdspm_enable_out(hdspm, c, 1); + } + + hdspm->playback_buffer = + (unsigned char *) substream->runtime->dma_area; + dev_dbg(hdspm->card->dev, + "Allocated sample buffer for playback at %p\n", + hdspm->playback_buffer); + } else { + for (i = 0; i < params_channels(params); ++i) { + int c = hdspm->channel_map_in[i]; + + if (c < 0) + continue; + hdspm_set_channel_dma_addr(hdspm, substream, + HDSPM_pageAddressBufferIn, + c); + snd_hdspm_enable_in(hdspm, c, 1); + } + + hdspm->capture_buffer = + (unsigned char *) substream->runtime->dma_area; + dev_dbg(hdspm->card->dev, + "Allocated sample buffer for capture at %p\n", + hdspm->capture_buffer); + } + + /* + dev_dbg(hdspm->card->dev, + "Allocated sample buffer for %s at 0x%08X\n", + substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? + "playback" : "capture", + snd_pcm_sgbuf_get_addr(substream, 0)); + */ + /* + dev_dbg(hdspm->card->dev, + "set_hwparams: %s %d Hz, %d channels, bs = %d\n", + substream->stream == SNDRV_PCM_STREAM_PLAYBACK ? + "playback" : "capture", + params_rate(params), params_channels(params), + params_buffer_size(params)); + */ + + + /* For AES cards, the float format bit is the same as the + * preferred sync reference. Since we don't want to break + * sync settings, we have to skip the remaining part of this + * function. + */ + if (hdspm->io_type == AES32) { + return 0; + } + + + /* Switch to native float format if requested */ + if (SNDRV_PCM_FORMAT_FLOAT_LE == params_format(params)) { + if (!(hdspm->control_register & HDSPe_FLOAT_FORMAT)) + dev_info(hdspm->card->dev, + "Switching to native 32bit LE float format.\n"); + + hdspm->control_register |= HDSPe_FLOAT_FORMAT; + } else if (SNDRV_PCM_FORMAT_S32_LE == params_format(params)) { + if (hdspm->control_register & HDSPe_FLOAT_FORMAT) + dev_info(hdspm->card->dev, + "Switching to native 32bit LE integer format.\n"); + + hdspm->control_register &= ~HDSPe_FLOAT_FORMAT; + } + hdspm_write(hdspm, HDSPM_controlRegister, hdspm->control_register); + + return 0; +} + +static int snd_hdspm_hw_free(struct snd_pcm_substream *substream) +{ + int i; + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { + /* Just disable all channels. The saving when disabling a */ + /* smaller set is not worth the trouble. */ + for (i = 0; i < HDSPM_MAX_CHANNELS; ++i) + snd_hdspm_enable_out(hdspm, i, 0); + + hdspm->playback_buffer = NULL; + } else { + for (i = 0; i < HDSPM_MAX_CHANNELS; ++i) + snd_hdspm_enable_in(hdspm, i, 0); + + hdspm->capture_buffer = NULL; + } + + snd_pcm_lib_free_pages(substream); + + return 0; +} + + +static int snd_hdspm_channel_info(struct snd_pcm_substream *substream, + struct snd_pcm_channel_info *info) +{ + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + unsigned int channel = info->channel; + + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) { + if (snd_BUG_ON(channel >= hdspm->max_channels_out)) { + dev_info(hdspm->card->dev, + "snd_hdspm_channel_info: output channel out of range (%d)\n", + channel); + return -EINVAL; + } + + channel = array_index_nospec(channel, hdspm->max_channels_out); + if (hdspm->channel_map_out[channel] < 0) { + dev_info(hdspm->card->dev, + "snd_hdspm_channel_info: output channel %d mapped out\n", + channel); + return -EINVAL; + } + + info->offset = hdspm->channel_map_out[channel] * + HDSPM_CHANNEL_BUFFER_BYTES; + } else { + if (snd_BUG_ON(channel >= hdspm->max_channels_in)) { + dev_info(hdspm->card->dev, + "snd_hdspm_channel_info: input channel out of range (%d)\n", + channel); + return -EINVAL; + } + + channel = array_index_nospec(channel, hdspm->max_channels_in); + if (hdspm->channel_map_in[channel] < 0) { + dev_info(hdspm->card->dev, + "snd_hdspm_channel_info: input channel %d mapped out\n", + channel); + return -EINVAL; + } + + info->offset = hdspm->channel_map_in[channel] * + HDSPM_CHANNEL_BUFFER_BYTES; + } + + info->first = 0; + info->step = 32; + return 0; +} + + +static int snd_hdspm_ioctl(struct snd_pcm_substream *substream, + unsigned int cmd, void *arg) +{ + switch (cmd) { + case SNDRV_PCM_IOCTL1_RESET: + return snd_hdspm_reset(substream); + + case SNDRV_PCM_IOCTL1_CHANNEL_INFO: + { + struct snd_pcm_channel_info *info = arg; + return snd_hdspm_channel_info(substream, info); + } + default: + break; + } + + return snd_pcm_lib_ioctl(substream, cmd, arg); +} + +static int snd_hdspm_trigger(struct snd_pcm_substream *substream, int cmd) +{ + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + struct snd_pcm_substream *other; + int running; + + spin_lock(&hdspm->lock); + running = hdspm->running; + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + running |= 1 << substream->stream; + break; + case SNDRV_PCM_TRIGGER_STOP: + running &= ~(1 << substream->stream); + break; + default: + snd_BUG(); + spin_unlock(&hdspm->lock); + return -EINVAL; + } + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + other = hdspm->capture_substream; + else + other = hdspm->playback_substream; + + if (other) { + struct snd_pcm_substream *s; + snd_pcm_group_for_each_entry(s, substream) { + if (s == other) { + snd_pcm_trigger_done(s, substream); + if (cmd == SNDRV_PCM_TRIGGER_START) + running |= 1 << s->stream; + else + running &= ~(1 << s->stream); + goto _ok; + } + } + if (cmd == SNDRV_PCM_TRIGGER_START) { + if (!(running & (1 << SNDRV_PCM_STREAM_PLAYBACK)) + && substream->stream == + SNDRV_PCM_STREAM_CAPTURE) + hdspm_silence_playback(hdspm); + } else { + if (running && + substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + hdspm_silence_playback(hdspm); + } + } else { + if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) + hdspm_silence_playback(hdspm); + } +_ok: + snd_pcm_trigger_done(substream, substream); + if (!hdspm->running && running) + hdspm_start_audio(hdspm); + else if (hdspm->running && !running) + hdspm_stop_audio(hdspm); + hdspm->running = running; + spin_unlock(&hdspm->lock); + + return 0; +} + +static int snd_hdspm_prepare(struct snd_pcm_substream *substream) +{ + return 0; +} + +static const struct snd_pcm_hardware snd_hdspm_playback_subinfo = { + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_NONINTERLEAVED | + SNDRV_PCM_INFO_SYNC_START | SNDRV_PCM_INFO_DOUBLE), + .formats = SNDRV_PCM_FMTBIT_S32_LE, + .rates = (SNDRV_PCM_RATE_32000 | + SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_64000 | + SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | + SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000 ), + .rate_min = 32000, + .rate_max = 192000, + .channels_min = 1, + .channels_max = HDSPM_MAX_CHANNELS, + .buffer_bytes_max = + HDSPM_CHANNEL_BUFFER_BYTES * HDSPM_MAX_CHANNELS, + .period_bytes_min = (32 * 4), + .period_bytes_max = (8192 * 4) * HDSPM_MAX_CHANNELS, + .periods_min = 2, + .periods_max = 512, + .fifo_size = 0 +}; + +static const struct snd_pcm_hardware snd_hdspm_capture_subinfo = { + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_NONINTERLEAVED | + SNDRV_PCM_INFO_SYNC_START), + .formats = SNDRV_PCM_FMTBIT_S32_LE, + .rates = (SNDRV_PCM_RATE_32000 | + SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_64000 | + SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | + SNDRV_PCM_RATE_176400 | SNDRV_PCM_RATE_192000), + .rate_min = 32000, + .rate_max = 192000, + .channels_min = 1, + .channels_max = HDSPM_MAX_CHANNELS, + .buffer_bytes_max = + HDSPM_CHANNEL_BUFFER_BYTES * HDSPM_MAX_CHANNELS, + .period_bytes_min = (32 * 4), + .period_bytes_max = (8192 * 4) * HDSPM_MAX_CHANNELS, + .periods_min = 2, + .periods_max = 512, + .fifo_size = 0 +}; + +static int snd_hdspm_hw_rule_in_channels_rate(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdspm *hdspm = rule->private; + struct snd_interval *c = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + + if (r->min > 96000 && r->max <= 192000) { + struct snd_interval t = { + .min = hdspm->qs_in_channels, + .max = hdspm->qs_in_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->min > 48000 && r->max <= 96000) { + struct snd_interval t = { + .min = hdspm->ds_in_channels, + .max = hdspm->ds_in_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->max < 64000) { + struct snd_interval t = { + .min = hdspm->ss_in_channels, + .max = hdspm->ss_in_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } + + return 0; +} + +static int snd_hdspm_hw_rule_out_channels_rate(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule * rule) +{ + struct hdspm *hdspm = rule->private; + struct snd_interval *c = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + + if (r->min > 96000 && r->max <= 192000) { + struct snd_interval t = { + .min = hdspm->qs_out_channels, + .max = hdspm->qs_out_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->min > 48000 && r->max <= 96000) { + struct snd_interval t = { + .min = hdspm->ds_out_channels, + .max = hdspm->ds_out_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->max < 64000) { + struct snd_interval t = { + .min = hdspm->ss_out_channels, + .max = hdspm->ss_out_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else { + } + return 0; +} + +static int snd_hdspm_hw_rule_rate_in_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule * rule) +{ + struct hdspm *hdspm = rule->private; + struct snd_interval *c = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + + if (c->min >= hdspm->ss_in_channels) { + struct snd_interval t = { + .min = 32000, + .max = 48000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdspm->qs_in_channels) { + struct snd_interval t = { + .min = 128000, + .max = 192000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdspm->ds_in_channels) { + struct snd_interval t = { + .min = 64000, + .max = 96000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } + + return 0; +} +static int snd_hdspm_hw_rule_rate_out_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct hdspm *hdspm = rule->private; + struct snd_interval *c = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = + hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + + if (c->min >= hdspm->ss_out_channels) { + struct snd_interval t = { + .min = 32000, + .max = 48000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdspm->qs_out_channels) { + struct snd_interval t = { + .min = 128000, + .max = 192000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= hdspm->ds_out_channels) { + struct snd_interval t = { + .min = 64000, + .max = 96000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } + + return 0; +} + +static int snd_hdspm_hw_rule_in_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + unsigned int list[3]; + struct hdspm *hdspm = rule->private; + struct snd_interval *c = hw_param_interval(params, + SNDRV_PCM_HW_PARAM_CHANNELS); + + list[0] = hdspm->qs_in_channels; + list[1] = hdspm->ds_in_channels; + list[2] = hdspm->ss_in_channels; + return snd_interval_list(c, 3, list, 0); +} + +static int snd_hdspm_hw_rule_out_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + unsigned int list[3]; + struct hdspm *hdspm = rule->private; + struct snd_interval *c = hw_param_interval(params, + SNDRV_PCM_HW_PARAM_CHANNELS); + + list[0] = hdspm->qs_out_channels; + list[1] = hdspm->ds_out_channels; + list[2] = hdspm->ss_out_channels; + return snd_interval_list(c, 3, list, 0); +} + + +static const unsigned int hdspm_aes32_sample_rates[] = { + 32000, 44100, 48000, 64000, 88200, 96000, 128000, 176400, 192000 +}; + +static const struct snd_pcm_hw_constraint_list +hdspm_hw_constraints_aes32_sample_rates = { + .count = ARRAY_SIZE(hdspm_aes32_sample_rates), + .list = hdspm_aes32_sample_rates, + .mask = 0 +}; + +static int snd_hdspm_open(struct snd_pcm_substream *substream) +{ + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + bool playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK); + + spin_lock_irq(&hdspm->lock); + snd_pcm_set_sync(substream); + runtime->hw = (playback) ? snd_hdspm_playback_subinfo : + snd_hdspm_capture_subinfo; + + if (playback) { + if (!hdspm->capture_substream) + hdspm_stop_audio(hdspm); + + hdspm->playback_pid = current->pid; + hdspm->playback_substream = substream; + } else { + if (!hdspm->playback_substream) + hdspm_stop_audio(hdspm); + + hdspm->capture_pid = current->pid; + hdspm->capture_substream = substream; + } + + spin_unlock_irq(&hdspm->lock); + + snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); + snd_pcm_hw_constraint_pow2(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + + switch (hdspm->io_type) { + case AIO: + case RayDAT: + snd_pcm_hw_constraint_minmax(runtime, + SNDRV_PCM_HW_PARAM_PERIOD_SIZE, + 32, 4096); + /* RayDAT & AIO have a fixed buffer of 16384 samples per channel */ + snd_pcm_hw_constraint_single(runtime, + SNDRV_PCM_HW_PARAM_BUFFER_SIZE, + 16384); + break; + + default: + snd_pcm_hw_constraint_minmax(runtime, + SNDRV_PCM_HW_PARAM_PERIOD_SIZE, + 64, 8192); + snd_pcm_hw_constraint_single(runtime, + SNDRV_PCM_HW_PARAM_PERIODS, 2); + break; + } + + if (AES32 == hdspm->io_type) { + runtime->hw.rates |= SNDRV_PCM_RATE_KNOT; + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + &hdspm_hw_constraints_aes32_sample_rates); + } else { + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + (playback ? + snd_hdspm_hw_rule_rate_out_channels : + snd_hdspm_hw_rule_rate_in_channels), hdspm, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + } + + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + (playback ? snd_hdspm_hw_rule_out_channels : + snd_hdspm_hw_rule_in_channels), hdspm, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + (playback ? snd_hdspm_hw_rule_out_channels_rate : + snd_hdspm_hw_rule_in_channels_rate), hdspm, + SNDRV_PCM_HW_PARAM_RATE, -1); + + return 0; +} + +static int snd_hdspm_release(struct snd_pcm_substream *substream) +{ + struct hdspm *hdspm = snd_pcm_substream_chip(substream); + bool playback = (substream->stream == SNDRV_PCM_STREAM_PLAYBACK); + + spin_lock_irq(&hdspm->lock); + + if (playback) { + hdspm->playback_pid = -1; + hdspm->playback_substream = NULL; + } else { + hdspm->capture_pid = -1; + hdspm->capture_substream = NULL; + } + + spin_unlock_irq(&hdspm->lock); + + return 0; +} + +static int snd_hdspm_hwdep_dummy_op(struct snd_hwdep *hw, struct file *file) +{ + /* we have nothing to initialize but the call is required */ + return 0; +} + +static inline int copy_u32_le(void __user *dest, void __iomem *src) +{ + u32 val = readl(src); + return copy_to_user(dest, &val, 4); +} + +static int snd_hdspm_hwdep_ioctl(struct snd_hwdep *hw, struct file *file, + unsigned int cmd, unsigned long arg) +{ + void __user *argp = (void __user *)arg; + struct hdspm *hdspm = hw->private_data; + struct hdspm_mixer_ioctl mixer; + struct hdspm_config info; + struct hdspm_status status; + struct hdspm_version hdspm_version; + struct hdspm_peak_rms *levels; + struct hdspm_ltc ltc; + unsigned int statusregister; + long unsigned int s; + int i = 0; + + switch (cmd) { + + case SNDRV_HDSPM_IOCTL_GET_PEAK_RMS: + levels = &hdspm->peak_rms; + for (i = 0; i < HDSPM_MAX_CHANNELS; i++) { + levels->input_peaks[i] = + readl(hdspm->iobase + + HDSPM_MADI_INPUT_PEAK + i*4); + levels->playback_peaks[i] = + readl(hdspm->iobase + + HDSPM_MADI_PLAYBACK_PEAK + i*4); + levels->output_peaks[i] = + readl(hdspm->iobase + + HDSPM_MADI_OUTPUT_PEAK + i*4); + + levels->input_rms[i] = + ((uint64_t) readl(hdspm->iobase + + HDSPM_MADI_INPUT_RMS_H + i*4) << 32) | + (uint64_t) readl(hdspm->iobase + + HDSPM_MADI_INPUT_RMS_L + i*4); + levels->playback_rms[i] = + ((uint64_t)readl(hdspm->iobase + + HDSPM_MADI_PLAYBACK_RMS_H+i*4) << 32) | + (uint64_t)readl(hdspm->iobase + + HDSPM_MADI_PLAYBACK_RMS_L + i*4); + levels->output_rms[i] = + ((uint64_t)readl(hdspm->iobase + + HDSPM_MADI_OUTPUT_RMS_H + i*4) << 32) | + (uint64_t)readl(hdspm->iobase + + HDSPM_MADI_OUTPUT_RMS_L + i*4); + } + + if (hdspm->system_sample_rate > 96000) { + levels->speed = qs; + } else if (hdspm->system_sample_rate > 48000) { + levels->speed = ds; + } else { + levels->speed = ss; + } + levels->status2 = hdspm_read(hdspm, HDSPM_statusRegister2); + + s = copy_to_user(argp, levels, sizeof(*levels)); + if (0 != s) { + /* dev_err(hdspm->card->dev, "copy_to_user(.., .., %lu): %lu + [Levels]\n", sizeof(struct hdspm_peak_rms), s); + */ + return -EFAULT; + } + break; + + case SNDRV_HDSPM_IOCTL_GET_LTC: + ltc.ltc = hdspm_read(hdspm, HDSPM_RD_TCO); + i = hdspm_read(hdspm, HDSPM_RD_TCO + 4); + if (i & HDSPM_TCO1_LTC_Input_valid) { + switch (i & (HDSPM_TCO1_LTC_Format_LSB | + HDSPM_TCO1_LTC_Format_MSB)) { + case 0: + ltc.format = fps_24; + break; + case HDSPM_TCO1_LTC_Format_LSB: + ltc.format = fps_25; + break; + case HDSPM_TCO1_LTC_Format_MSB: + ltc.format = fps_2997; + break; + default: + ltc.format = fps_30; + break; + } + if (i & HDSPM_TCO1_set_drop_frame_flag) { + ltc.frame = drop_frame; + } else { + ltc.frame = full_frame; + } + } else { + ltc.format = format_invalid; + ltc.frame = frame_invalid; + } + if (i & HDSPM_TCO1_Video_Input_Format_NTSC) { + ltc.input_format = ntsc; + } else if (i & HDSPM_TCO1_Video_Input_Format_PAL) { + ltc.input_format = pal; + } else { + ltc.input_format = no_video; + } + + s = copy_to_user(argp, <c, sizeof(ltc)); + if (0 != s) { + /* + dev_err(hdspm->card->dev, "copy_to_user(.., .., %lu): %lu [LTC]\n", sizeof(struct hdspm_ltc), s); */ + return -EFAULT; + } + + break; + + case SNDRV_HDSPM_IOCTL_GET_CONFIG: + + memset(&info, 0, sizeof(info)); + spin_lock_irq(&hdspm->lock); + info.pref_sync_ref = hdspm_pref_sync_ref(hdspm); + info.wordclock_sync_check = hdspm_wc_sync_check(hdspm); + + info.system_sample_rate = hdspm->system_sample_rate; + info.autosync_sample_rate = + hdspm_external_sample_rate(hdspm); + info.system_clock_mode = hdspm_system_clock_mode(hdspm); + info.clock_source = hdspm_clock_source(hdspm); + info.autosync_ref = hdspm_autosync_ref(hdspm); + info.line_out = hdspm_toggle_setting(hdspm, HDSPM_LineOut); + info.passthru = 0; + spin_unlock_irq(&hdspm->lock); + if (copy_to_user(argp, &info, sizeof(info))) + return -EFAULT; + break; + + case SNDRV_HDSPM_IOCTL_GET_STATUS: + memset(&status, 0, sizeof(status)); + + status.card_type = hdspm->io_type; + + status.autosync_source = hdspm_autosync_ref(hdspm); + + status.card_clock = 110069313433624ULL; + status.master_period = hdspm_read(hdspm, HDSPM_RD_PLL_FREQ); + + switch (hdspm->io_type) { + case MADI: + case MADIface: + status.card_specific.madi.sync_wc = + hdspm_wc_sync_check(hdspm); + status.card_specific.madi.sync_madi = + hdspm_madi_sync_check(hdspm); + status.card_specific.madi.sync_tco = + hdspm_tco_sync_check(hdspm); + status.card_specific.madi.sync_in = + hdspm_sync_in_sync_check(hdspm); + + statusregister = + hdspm_read(hdspm, HDSPM_statusRegister); + status.card_specific.madi.madi_input = + (statusregister & HDSPM_AB_int) ? 1 : 0; + status.card_specific.madi.channel_format = + (statusregister & HDSPM_RX_64ch) ? 1 : 0; + /* TODO: Mac driver sets it when f_s>48kHz */ + status.card_specific.madi.frame_format = 0; + break; + + default: + break; + } + + if (copy_to_user(argp, &status, sizeof(status))) + return -EFAULT; + + + break; + + case SNDRV_HDSPM_IOCTL_GET_VERSION: + memset(&hdspm_version, 0, sizeof(hdspm_version)); + + hdspm_version.card_type = hdspm->io_type; + strscpy(hdspm_version.cardname, hdspm->card_name, + sizeof(hdspm_version.cardname)); + hdspm_version.serial = hdspm->serial; + hdspm_version.firmware_rev = hdspm->firmware_rev; + hdspm_version.addons = 0; + if (hdspm->tco) + hdspm_version.addons |= HDSPM_ADDON_TCO; + + if (copy_to_user(argp, &hdspm_version, + sizeof(hdspm_version))) + return -EFAULT; + break; + + case SNDRV_HDSPM_IOCTL_GET_MIXER: + if (copy_from_user(&mixer, argp, sizeof(mixer))) + return -EFAULT; + if (copy_to_user((void __user *)mixer.mixer, hdspm->mixer, + sizeof(*mixer.mixer))) + return -EFAULT; + break; + + default: + return -EINVAL; + } + return 0; +} + +static const struct snd_pcm_ops snd_hdspm_ops = { + .open = snd_hdspm_open, + .close = snd_hdspm_release, + .ioctl = snd_hdspm_ioctl, + .hw_params = snd_hdspm_hw_params, + .hw_free = snd_hdspm_hw_free, + .prepare = snd_hdspm_prepare, + .trigger = snd_hdspm_trigger, + .pointer = snd_hdspm_hw_pointer, +}; + +static int snd_hdspm_create_hwdep(struct snd_card *card, + struct hdspm *hdspm) +{ + struct snd_hwdep *hw; + int err; + + err = snd_hwdep_new(card, "HDSPM hwdep", 0, &hw); + if (err < 0) + return err; + + hdspm->hwdep = hw; + hw->private_data = hdspm; + strcpy(hw->name, "HDSPM hwdep interface"); + + hw->ops.open = snd_hdspm_hwdep_dummy_op; + hw->ops.ioctl = snd_hdspm_hwdep_ioctl; + hw->ops.ioctl_compat = snd_hdspm_hwdep_ioctl; + hw->ops.release = snd_hdspm_hwdep_dummy_op; + + return 0; +} + + +/*------------------------------------------------------------ + memory interface + ------------------------------------------------------------*/ +static int snd_hdspm_preallocate_memory(struct hdspm *hdspm) +{ + struct snd_pcm *pcm; + size_t wanted; + + pcm = hdspm->pcm; + + wanted = HDSPM_DMA_AREA_BYTES; + + snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV_SG, + &hdspm->pci->dev, + wanted, wanted); + dev_dbg(hdspm->card->dev, " Preallocated %zd Bytes\n", wanted); + return 0; +} + +/* Inform the card what DMA addresses to use for the indicated channel. */ +/* Each channel got 16 4K pages allocated for DMA transfers. */ +static void hdspm_set_channel_dma_addr(struct hdspm *hdspm, + struct snd_pcm_substream *substream, + unsigned int reg, int channel) +{ + int i; + + for (i = channel * 16; i < channel * 16 + 16; i++) + hdspm_write(hdspm, reg + 4 * i, + snd_pcm_sgbuf_get_addr(substream, 4096 * i)); +} + + +/* ------------- ALSA Devices ---------------------------- */ +static int snd_hdspm_create_pcm(struct snd_card *card, + struct hdspm *hdspm) +{ + struct snd_pcm *pcm; + int err; + + err = snd_pcm_new(card, hdspm->card_name, 0, 1, 1, &pcm); + if (err < 0) + return err; + + hdspm->pcm = pcm; + pcm->private_data = hdspm; + strcpy(pcm->name, hdspm->card_name); + + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, + &snd_hdspm_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, + &snd_hdspm_ops); + + pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; + + err = snd_hdspm_preallocate_memory(hdspm); + if (err < 0) + return err; + + return 0; +} + +static inline void snd_hdspm_initialize_midi_flush(struct hdspm * hdspm) +{ + int i; + + for (i = 0; i < hdspm->midiPorts; i++) + snd_hdspm_flush_midi_input(hdspm, i); +} + +static int snd_hdspm_create_alsa_devices(struct snd_card *card, + struct hdspm *hdspm) +{ + int err, i; + + dev_dbg(card->dev, "Create card...\n"); + err = snd_hdspm_create_pcm(card, hdspm); + if (err < 0) + return err; + + i = 0; + while (i < hdspm->midiPorts) { + err = snd_hdspm_create_midi(card, hdspm, i); + if (err < 0) { + return err; + } + i++; + } + + err = snd_hdspm_create_controls(card, hdspm); + if (err < 0) + return err; + + err = snd_hdspm_create_hwdep(card, hdspm); + if (err < 0) + return err; + + dev_dbg(card->dev, "proc init...\n"); + snd_hdspm_proc_init(hdspm); + + hdspm->system_sample_rate = -1; + hdspm->last_external_sample_rate = -1; + hdspm->last_internal_sample_rate = -1; + hdspm->playback_pid = -1; + hdspm->capture_pid = -1; + hdspm->capture_substream = NULL; + hdspm->playback_substream = NULL; + + dev_dbg(card->dev, "Set defaults...\n"); + err = snd_hdspm_set_defaults(hdspm); + if (err < 0) + return err; + + dev_dbg(card->dev, "Update mixer controls...\n"); + hdspm_update_simple_mixer_controls(hdspm); + + dev_dbg(card->dev, "Initializing complete?\n"); + + err = snd_card_register(card); + if (err < 0) { + dev_err(card->dev, "error registering card\n"); + return err; + } + + dev_dbg(card->dev, "... yes now\n"); + + return 0; +} + +static int snd_hdspm_create(struct snd_card *card, + struct hdspm *hdspm) +{ + + struct pci_dev *pci = hdspm->pci; + int err; + unsigned long io_extent; + + hdspm->irq = -1; + hdspm->card = card; + + spin_lock_init(&hdspm->lock); + INIT_WORK(&hdspm->midi_work, hdspm_midi_work); + + pci_read_config_word(hdspm->pci, + PCI_CLASS_REVISION, &hdspm->firmware_rev); + + strcpy(card->mixername, "Xilinx FPGA"); + strcpy(card->driver, "HDSPM"); + + switch (hdspm->firmware_rev) { + case HDSPM_RAYDAT_REV: + hdspm->io_type = RayDAT; + hdspm->card_name = "RME RayDAT"; + hdspm->midiPorts = 2; + break; + case HDSPM_AIO_REV: + hdspm->io_type = AIO; + hdspm->card_name = "RME AIO"; + hdspm->midiPorts = 1; + break; + case HDSPM_MADIFACE_REV: + hdspm->io_type = MADIface; + hdspm->card_name = "RME MADIface"; + hdspm->midiPorts = 1; + break; + default: + if ((hdspm->firmware_rev == 0xf0) || + ((hdspm->firmware_rev >= 0xe6) && + (hdspm->firmware_rev <= 0xea))) { + hdspm->io_type = AES32; + hdspm->card_name = "RME AES32"; + hdspm->midiPorts = 2; + } else if ((hdspm->firmware_rev == 0xd2) || + ((hdspm->firmware_rev >= 0xc8) && + (hdspm->firmware_rev <= 0xcf))) { + hdspm->io_type = MADI; + hdspm->card_name = "RME MADI"; + hdspm->midiPorts = 3; + } else { + dev_err(card->dev, + "unknown firmware revision %x\n", + hdspm->firmware_rev); + return -ENODEV; + } + } + + err = pcim_enable_device(pci); + if (err < 0) + return err; + + pci_set_master(hdspm->pci); + + err = pcim_iomap_regions(pci, 1 << 0, "hdspm"); + if (err < 0) + return err; + + hdspm->port = pci_resource_start(pci, 0); + io_extent = pci_resource_len(pci, 0); + hdspm->iobase = pcim_iomap_table(pci)[0]; + dev_dbg(card->dev, "remapped region (0x%lx) 0x%lx-0x%lx\n", + (unsigned long)hdspm->iobase, hdspm->port, + hdspm->port + io_extent - 1); + + if (devm_request_irq(&pci->dev, pci->irq, snd_hdspm_interrupt, + IRQF_SHARED, KBUILD_MODNAME, hdspm)) { + dev_err(card->dev, "unable to use IRQ %d\n", pci->irq); + return -EBUSY; + } + + dev_dbg(card->dev, "use IRQ %d\n", pci->irq); + + hdspm->irq = pci->irq; + card->sync_irq = hdspm->irq; + + dev_dbg(card->dev, "kmalloc Mixer memory of %zd Bytes\n", + sizeof(*hdspm->mixer)); + hdspm->mixer = devm_kzalloc(&pci->dev, sizeof(*hdspm->mixer), GFP_KERNEL); + if (!hdspm->mixer) + return -ENOMEM; + + hdspm->port_names_in = NULL; + hdspm->port_names_out = NULL; + + switch (hdspm->io_type) { + case AES32: + hdspm->ss_in_channels = hdspm->ss_out_channels = AES32_CHANNELS; + hdspm->ds_in_channels = hdspm->ds_out_channels = AES32_CHANNELS; + hdspm->qs_in_channels = hdspm->qs_out_channels = AES32_CHANNELS; + + hdspm->channel_map_in_ss = hdspm->channel_map_out_ss = + channel_map_aes32; + hdspm->channel_map_in_ds = hdspm->channel_map_out_ds = + channel_map_aes32; + hdspm->channel_map_in_qs = hdspm->channel_map_out_qs = + channel_map_aes32; + hdspm->port_names_in_ss = hdspm->port_names_out_ss = + texts_ports_aes32; + hdspm->port_names_in_ds = hdspm->port_names_out_ds = + texts_ports_aes32; + hdspm->port_names_in_qs = hdspm->port_names_out_qs = + texts_ports_aes32; + + hdspm->max_channels_out = hdspm->max_channels_in = + AES32_CHANNELS; + hdspm->port_names_in = hdspm->port_names_out = + texts_ports_aes32; + hdspm->channel_map_in = hdspm->channel_map_out = + channel_map_aes32; + + break; + + case MADI: + case MADIface: + hdspm->ss_in_channels = hdspm->ss_out_channels = + MADI_SS_CHANNELS; + hdspm->ds_in_channels = hdspm->ds_out_channels = + MADI_DS_CHANNELS; + hdspm->qs_in_channels = hdspm->qs_out_channels = + MADI_QS_CHANNELS; + + hdspm->channel_map_in_ss = hdspm->channel_map_out_ss = + channel_map_unity_ss; + hdspm->channel_map_in_ds = hdspm->channel_map_out_ds = + channel_map_unity_ss; + hdspm->channel_map_in_qs = hdspm->channel_map_out_qs = + channel_map_unity_ss; + + hdspm->port_names_in_ss = hdspm->port_names_out_ss = + texts_ports_madi; + hdspm->port_names_in_ds = hdspm->port_names_out_ds = + texts_ports_madi; + hdspm->port_names_in_qs = hdspm->port_names_out_qs = + texts_ports_madi; + break; + + case AIO: + hdspm->ss_in_channels = AIO_IN_SS_CHANNELS; + hdspm->ds_in_channels = AIO_IN_DS_CHANNELS; + hdspm->qs_in_channels = AIO_IN_QS_CHANNELS; + hdspm->ss_out_channels = AIO_OUT_SS_CHANNELS; + hdspm->ds_out_channels = AIO_OUT_DS_CHANNELS; + hdspm->qs_out_channels = AIO_OUT_QS_CHANNELS; + + if (0 == (hdspm_read(hdspm, HDSPM_statusRegister2) & HDSPM_s2_AEBI_D)) { + dev_info(card->dev, "AEB input board found\n"); + hdspm->ss_in_channels += 4; + hdspm->ds_in_channels += 4; + hdspm->qs_in_channels += 4; + } + + if (0 == (hdspm_read(hdspm, HDSPM_statusRegister2) & HDSPM_s2_AEBO_D)) { + dev_info(card->dev, "AEB output board found\n"); + hdspm->ss_out_channels += 4; + hdspm->ds_out_channels += 4; + hdspm->qs_out_channels += 4; + } + + hdspm->channel_map_out_ss = channel_map_aio_out_ss; + hdspm->channel_map_out_ds = channel_map_aio_out_ds; + hdspm->channel_map_out_qs = channel_map_aio_out_qs; + + hdspm->channel_map_in_ss = channel_map_aio_in_ss; + hdspm->channel_map_in_ds = channel_map_aio_in_ds; + hdspm->channel_map_in_qs = channel_map_aio_in_qs; + + hdspm->port_names_in_ss = texts_ports_aio_in_ss; + hdspm->port_names_out_ss = texts_ports_aio_out_ss; + hdspm->port_names_in_ds = texts_ports_aio_in_ds; + hdspm->port_names_out_ds = texts_ports_aio_out_ds; + hdspm->port_names_in_qs = texts_ports_aio_in_qs; + hdspm->port_names_out_qs = texts_ports_aio_out_qs; + + break; + + case RayDAT: + hdspm->ss_in_channels = hdspm->ss_out_channels = + RAYDAT_SS_CHANNELS; + hdspm->ds_in_channels = hdspm->ds_out_channels = + RAYDAT_DS_CHANNELS; + hdspm->qs_in_channels = hdspm->qs_out_channels = + RAYDAT_QS_CHANNELS; + + hdspm->max_channels_in = RAYDAT_SS_CHANNELS; + hdspm->max_channels_out = RAYDAT_SS_CHANNELS; + + hdspm->channel_map_in_ss = hdspm->channel_map_out_ss = + channel_map_raydat_ss; + hdspm->channel_map_in_ds = hdspm->channel_map_out_ds = + channel_map_raydat_ds; + hdspm->channel_map_in_qs = hdspm->channel_map_out_qs = + channel_map_raydat_qs; + hdspm->channel_map_in = hdspm->channel_map_out = + channel_map_raydat_ss; + + hdspm->port_names_in_ss = hdspm->port_names_out_ss = + texts_ports_raydat_ss; + hdspm->port_names_in_ds = hdspm->port_names_out_ds = + texts_ports_raydat_ds; + hdspm->port_names_in_qs = hdspm->port_names_out_qs = + texts_ports_raydat_qs; + + + break; + + } + + /* TCO detection */ + switch (hdspm->io_type) { + case AIO: + case RayDAT: + if (hdspm_read(hdspm, HDSPM_statusRegister2) & + HDSPM_s2_tco_detect) { + hdspm->midiPorts++; + hdspm->tco = kzalloc(sizeof(*hdspm->tco), GFP_KERNEL); + if (hdspm->tco) + hdspm_tco_write(hdspm); + + dev_info(card->dev, "AIO/RayDAT TCO module found\n"); + } else { + hdspm->tco = NULL; + } + break; + + case MADI: + case AES32: + if (hdspm_read(hdspm, HDSPM_statusRegister) & HDSPM_tco_detect) { + hdspm->midiPorts++; + hdspm->tco = kzalloc(sizeof(*hdspm->tco), GFP_KERNEL); + if (hdspm->tco) + hdspm_tco_write(hdspm); + + dev_info(card->dev, "MADI/AES TCO module found\n"); + } else { + hdspm->tco = NULL; + } + break; + + default: + hdspm->tco = NULL; + } + + /* texts */ + switch (hdspm->io_type) { + case AES32: + if (hdspm->tco) { + hdspm->texts_autosync = texts_autosync_aes_tco; + hdspm->texts_autosync_items = + ARRAY_SIZE(texts_autosync_aes_tco); + } else { + hdspm->texts_autosync = texts_autosync_aes; + hdspm->texts_autosync_items = + ARRAY_SIZE(texts_autosync_aes); + } + break; + + case MADI: + if (hdspm->tco) { + hdspm->texts_autosync = texts_autosync_madi_tco; + hdspm->texts_autosync_items = 4; + } else { + hdspm->texts_autosync = texts_autosync_madi; + hdspm->texts_autosync_items = 3; + } + break; + + case MADIface: + + break; + + case RayDAT: + if (hdspm->tco) { + hdspm->texts_autosync = texts_autosync_raydat_tco; + hdspm->texts_autosync_items = 9; + } else { + hdspm->texts_autosync = texts_autosync_raydat; + hdspm->texts_autosync_items = 8; + } + break; + + case AIO: + if (hdspm->tco) { + hdspm->texts_autosync = texts_autosync_aio_tco; + hdspm->texts_autosync_items = 6; + } else { + hdspm->texts_autosync = texts_autosync_aio; + hdspm->texts_autosync_items = 5; + } + break; + + } + + if (hdspm->io_type != MADIface) { + hdspm->serial = (hdspm_read(hdspm, + HDSPM_midiStatusIn0)>>8) & 0xFFFFFF; + /* id contains either a user-provided value or the default + * NULL. If it's the default, we're safe to + * fill card->id with the serial number. + * + * If the serial number is 0xFFFFFF, then we're dealing with + * an old PCI revision that comes without a sane number. In + * this case, we don't set card->id to avoid collisions + * when running with multiple cards. + */ + if (!id[hdspm->dev] && hdspm->serial != 0xFFFFFF) { + snprintf(card->id, sizeof(card->id), + "HDSPMx%06x", hdspm->serial); + snd_card_set_id(card, card->id); + } + } + + dev_dbg(card->dev, "create alsa devices.\n"); + err = snd_hdspm_create_alsa_devices(card, hdspm); + if (err < 0) + return err; + + snd_hdspm_initialize_midi_flush(hdspm); + + return 0; +} + + +static void snd_hdspm_card_free(struct snd_card *card) +{ + struct hdspm *hdspm = card->private_data; + + if (hdspm->port) { + cancel_work_sync(&hdspm->midi_work); + + /* stop th audio, and cancel all interrupts */ + hdspm->control_register &= + ~(HDSPM_Start | HDSPM_AudioInterruptEnable | + HDSPM_Midi0InterruptEnable | HDSPM_Midi1InterruptEnable | + HDSPM_Midi2InterruptEnable | HDSPM_Midi3InterruptEnable); + hdspm_write(hdspm, HDSPM_controlRegister, + hdspm->control_register); + } +} + + +static int snd_hdspm_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct hdspm *hdspm; + struct snd_card *card; + int err; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + + err = snd_devm_card_new(&pci->dev, index[dev], id[dev], + THIS_MODULE, sizeof(*hdspm), &card); + if (err < 0) + return err; + + hdspm = card->private_data; + card->private_free = snd_hdspm_card_free; + hdspm->dev = dev; + hdspm->pci = pci; + + err = snd_hdspm_create(card, hdspm); + if (err < 0) + goto error; + + if (hdspm->io_type != MADIface) { + snprintf(card->shortname, sizeof(card->shortname), "%s_%x", + hdspm->card_name, hdspm->serial); + snprintf(card->longname, sizeof(card->longname), + "%s S/N 0x%x at 0x%lx, irq %d", + hdspm->card_name, hdspm->serial, + hdspm->port, hdspm->irq); + } else { + snprintf(card->shortname, sizeof(card->shortname), "%s", + hdspm->card_name); + snprintf(card->longname, sizeof(card->longname), + "%s at 0x%lx, irq %d", + hdspm->card_name, hdspm->port, hdspm->irq); + } + + err = snd_card_register(card); + if (err < 0) + goto error; + + pci_set_drvdata(pci, card); + + dev++; + return 0; + + error: + snd_card_free(card); + return err; +} + +static struct pci_driver hdspm_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_hdspm_ids, + .probe = snd_hdspm_probe, +}; + +module_pci_driver(hdspm_driver); diff --git a/sound/pci/rme9652/rme9652.c b/sound/pci/rme9652/rme9652.c new file mode 100644 index 000000000..e7c320afe --- /dev/null +++ b/sound/pci/rme9652/rme9652.c @@ -0,0 +1,2599 @@ +// SPDX-License-Identifier: GPL-2.0-or-later +/* + * ALSA driver for RME Digi9652 audio interfaces + * + * Copyright (c) 1999 IEM - Winfried Ritsch + * Copyright (c) 1999-2001 Paul Davis + */ + +#include <linux/delay.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/pci.h> +#include <linux/module.h> +#include <linux/io.h> +#include <linux/nospec.h> + +#include <sound/core.h> +#include <sound/control.h> +#include <sound/pcm.h> +#include <sound/info.h> +#include <sound/asoundef.h> +#include <sound/initval.h> + +#include <asm/current.h> + +static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */ +static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */ +static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */ +static bool precise_ptr[SNDRV_CARDS]; /* Enable precise pointer */ + +module_param_array(index, int, NULL, 0444); +MODULE_PARM_DESC(index, "Index value for RME Digi9652 (Hammerfall) soundcard."); +module_param_array(id, charp, NULL, 0444); +MODULE_PARM_DESC(id, "ID string for RME Digi9652 (Hammerfall) soundcard."); +module_param_array(enable, bool, NULL, 0444); +MODULE_PARM_DESC(enable, "Enable/disable specific RME96{52,36} soundcards."); +module_param_array(precise_ptr, bool, NULL, 0444); +MODULE_PARM_DESC(precise_ptr, "Enable precise pointer (doesn't work reliably)."); +MODULE_AUTHOR("Paul Davis <pbd@op.net>, Winfried Ritsch"); +MODULE_DESCRIPTION("RME Digi9652/Digi9636"); +MODULE_LICENSE("GPL"); + +/* The Hammerfall has two sets of 24 ADAT + 2 S/PDIF channels, one for + capture, one for playback. Both the ADAT and S/PDIF channels appear + to the host CPU in the same block of memory. There is no functional + difference between them in terms of access. + + The Hammerfall Light is identical to the Hammerfall, except that it + has 2 sets 18 channels (16 ADAT + 2 S/PDIF) for capture and playback. +*/ + +#define RME9652_NCHANNELS 26 +#define RME9636_NCHANNELS 18 + +/* Preferred sync source choices - used by "sync_pref" control switch */ + +#define RME9652_SYNC_FROM_SPDIF 0 +#define RME9652_SYNC_FROM_ADAT1 1 +#define RME9652_SYNC_FROM_ADAT2 2 +#define RME9652_SYNC_FROM_ADAT3 3 + +/* Possible sources of S/PDIF input */ + +#define RME9652_SPDIFIN_OPTICAL 0 /* optical (ADAT1) */ +#define RME9652_SPDIFIN_COAXIAL 1 /* coaxial (RCA) */ +#define RME9652_SPDIFIN_INTERN 2 /* internal (CDROM) */ + +/* ------------- Status-Register bits --------------------- */ + +#define RME9652_IRQ (1<<0) /* IRQ is High if not reset by irq_clear */ +#define RME9652_lock_2 (1<<1) /* ADAT 3-PLL: 1=locked, 0=unlocked */ +#define RME9652_lock_1 (1<<2) /* ADAT 2-PLL: 1=locked, 0=unlocked */ +#define RME9652_lock_0 (1<<3) /* ADAT 1-PLL: 1=locked, 0=unlocked */ +#define RME9652_fs48 (1<<4) /* sample rate is 0=44.1/88.2,1=48/96 Khz */ +#define RME9652_wsel_rd (1<<5) /* if Word-Clock is used and valid then 1 */ + /* bits 6-15 encode h/w buffer pointer position */ +#define RME9652_sync_2 (1<<16) /* if ADAT-IN 3 in sync to system clock */ +#define RME9652_sync_1 (1<<17) /* if ADAT-IN 2 in sync to system clock */ +#define RME9652_sync_0 (1<<18) /* if ADAT-IN 1 in sync to system clock */ +#define RME9652_DS_rd (1<<19) /* 1=Double Speed Mode, 0=Normal Speed */ +#define RME9652_tc_busy (1<<20) /* 1=time-code copy in progress (960ms) */ +#define RME9652_tc_out (1<<21) /* time-code out bit */ +#define RME9652_F_0 (1<<22) /* 000=64kHz, 100=88.2kHz, 011=96kHz */ +#define RME9652_F_1 (1<<23) /* 111=32kHz, 110=44.1kHz, 101=48kHz, */ +#define RME9652_F_2 (1<<24) /* external Crystal Chip if ERF=1 */ +#define RME9652_ERF (1<<25) /* Error-Flag of SDPIF Receiver (1=No Lock) */ +#define RME9652_buffer_id (1<<26) /* toggles by each interrupt on rec/play */ +#define RME9652_tc_valid (1<<27) /* 1 = a signal is detected on time-code input */ +#define RME9652_SPDIF_READ (1<<28) /* byte available from Rev 1.5+ S/PDIF interface */ + +#define RME9652_sync (RME9652_sync_0|RME9652_sync_1|RME9652_sync_2) +#define RME9652_lock (RME9652_lock_0|RME9652_lock_1|RME9652_lock_2) +#define RME9652_F (RME9652_F_0|RME9652_F_1|RME9652_F_2) +#define rme9652_decode_spdif_rate(x) ((x)>>22) + +/* Bit 6..15 : h/w buffer pointer */ + +#define RME9652_buf_pos 0x000FFC0 + +/* Bits 31,30,29 are bits 5,4,3 of h/w pointer position on later + Rev G EEPROMS and Rev 1.5 cards or later. +*/ + +#define RME9652_REV15_buf_pos(x) ((((x)&0xE0000000)>>26)|((x)&RME9652_buf_pos)) + +/* amount of io space we remap for register access. i'm not sure we + even need this much, but 1K is nice round number :) +*/ + +#define RME9652_IO_EXTENT 1024 + +#define RME9652_init_buffer 0 +#define RME9652_play_buffer 32 /* holds ptr to 26x64kBit host RAM */ +#define RME9652_rec_buffer 36 /* holds ptr to 26x64kBit host RAM */ +#define RME9652_control_register 64 +#define RME9652_irq_clear 96 +#define RME9652_time_code 100 /* useful if used with alesis adat */ +#define RME9652_thru_base 128 /* 132...228 Thru for 26 channels */ + +/* Read-only registers */ + +/* Writing to any of the register locations writes to the status + register. We'll use the first location as our point of access. +*/ + +#define RME9652_status_register 0 + +/* --------- Control-Register Bits ---------------- */ + + +#define RME9652_start_bit (1<<0) /* start record/play */ + /* bits 1-3 encode buffersize/latency */ +#define RME9652_Master (1<<4) /* Clock Mode Master=1,Slave/Auto=0 */ +#define RME9652_IE (1<<5) /* Interrupt Enable */ +#define RME9652_freq (1<<6) /* samplerate 0=44.1/88.2, 1=48/96 kHz */ +#define RME9652_freq1 (1<<7) /* if 0, 32kHz, else always 1 */ +#define RME9652_DS (1<<8) /* Doule Speed 0=44.1/48, 1=88.2/96 Khz */ +#define RME9652_PRO (1<<9) /* S/PDIF out: 0=consumer, 1=professional */ +#define RME9652_EMP (1<<10) /* Emphasis 0=None, 1=ON */ +#define RME9652_Dolby (1<<11) /* Non-audio bit 1=set, 0=unset */ +#define RME9652_opt_out (1<<12) /* Use 1st optical OUT as SPDIF: 1=yes,0=no */ +#define RME9652_wsel (1<<13) /* use Wordclock as sync (overwrites master) */ +#define RME9652_inp_0 (1<<14) /* SPDIF-IN: 00=optical (ADAT1), */ +#define RME9652_inp_1 (1<<15) /* 01=koaxial (Cinch), 10=Internal CDROM */ +#define RME9652_SyncPref_ADAT2 (1<<16) +#define RME9652_SyncPref_ADAT3 (1<<17) +#define RME9652_SPDIF_RESET (1<<18) /* Rev 1.5+: h/w S/PDIF receiver */ +#define RME9652_SPDIF_SELECT (1<<19) +#define RME9652_SPDIF_CLOCK (1<<20) +#define RME9652_SPDIF_WRITE (1<<21) +#define RME9652_ADAT1_INTERNAL (1<<22) /* Rev 1.5+: if set, internal CD connector carries ADAT */ + +/* buffersize = 512Bytes * 2^n, where n is made from Bit2 ... Bit0 */ + +#define RME9652_latency 0x0e +#define rme9652_encode_latency(x) (((x)&0x7)<<1) +#define rme9652_decode_latency(x) (((x)>>1)&0x7) +#define rme9652_running_double_speed(s) ((s)->control_register & RME9652_DS) +#define RME9652_inp (RME9652_inp_0|RME9652_inp_1) +#define rme9652_encode_spdif_in(x) (((x)&0x3)<<14) +#define rme9652_decode_spdif_in(x) (((x)>>14)&0x3) + +#define RME9652_SyncPref_Mask (RME9652_SyncPref_ADAT2|RME9652_SyncPref_ADAT3) +#define RME9652_SyncPref_ADAT1 0 +#define RME9652_SyncPref_SPDIF (RME9652_SyncPref_ADAT2|RME9652_SyncPref_ADAT3) + +/* the size of a substream (1 mono data stream) */ + +#define RME9652_CHANNEL_BUFFER_SAMPLES (16*1024) +#define RME9652_CHANNEL_BUFFER_BYTES (4*RME9652_CHANNEL_BUFFER_SAMPLES) + +/* the size of the area we need to allocate for DMA transfers. the + size is the same regardless of the number of channels - the + 9636 still uses the same memory area. + + Note that we allocate 1 more channel than is apparently needed + because the h/w seems to write 1 byte beyond the end of the last + page. Sigh. +*/ + +#define RME9652_DMA_AREA_BYTES ((RME9652_NCHANNELS+1) * RME9652_CHANNEL_BUFFER_BYTES) +#define RME9652_DMA_AREA_KILOBYTES (RME9652_DMA_AREA_BYTES/1024) + +struct snd_rme9652 { + int dev; + + spinlock_t lock; + int irq; + unsigned long port; + void __iomem *iobase; + + int precise_ptr; + + u32 control_register; /* cached value */ + u32 thru_bits; /* thru 1=on, 0=off channel 1=Bit1... channel 26= Bit26 */ + + u32 creg_spdif; + u32 creg_spdif_stream; + + char *card_name; /* hammerfall or hammerfall light names */ + + size_t hw_offsetmask; /* &-with status register to get real hw_offset */ + size_t prev_hw_offset; /* previous hw offset */ + size_t max_jitter; /* maximum jitter in frames for + hw pointer */ + size_t period_bytes; /* guess what this is */ + + unsigned char ds_channels; + unsigned char ss_channels; /* different for hammerfall/hammerfall-light */ + + /* DMA buffers; those are copied instances from the original snd_dma_buf + * objects (which are managed via devres) for the address alignments + */ + struct snd_dma_buffer playback_dma_buf; + struct snd_dma_buffer capture_dma_buf; + + unsigned char *capture_buffer; /* suitably aligned address */ + unsigned char *playback_buffer; /* suitably aligned address */ + + pid_t capture_pid; + pid_t playback_pid; + + struct snd_pcm_substream *capture_substream; + struct snd_pcm_substream *playback_substream; + int running; + + int passthru; /* non-zero if doing pass-thru */ + int hw_rev; /* h/w rev * 10 (i.e. 1.5 has hw_rev = 15) */ + + int last_spdif_sample_rate; /* so that we can catch externally ... */ + int last_adat_sample_rate; /* ... induced rate changes */ + + const signed char *channel_map; + + struct snd_card *card; + struct snd_pcm *pcm; + struct pci_dev *pci; + struct snd_kcontrol *spdif_ctl; + +}; + +/* These tables map the ALSA channels 1..N to the channels that we + need to use in order to find the relevant channel buffer. RME + refer to this kind of mapping as between "the ADAT channel and + the DMA channel." We index it using the logical audio channel, + and the value is the DMA channel (i.e. channel buffer number) + where the data for that channel can be read/written from/to. +*/ + +static const signed char channel_map_9652_ss[26] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, + 18, 19, 20, 21, 22, 23, 24, 25 +}; + +static const signed char channel_map_9636_ss[26] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, + /* channels 16 and 17 are S/PDIF */ + 24, 25, + /* channels 18-25 don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const signed char channel_map_9652_ds[26] = { + /* ADAT channels are remapped */ + 1, 3, 5, 7, 9, 11, 13, 15, 17, 19, 21, 23, + /* channels 12 and 13 are S/PDIF */ + 24, 25, + /* others don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static const signed char channel_map_9636_ds[26] = { + /* ADAT channels are remapped */ + 1, 3, 5, 7, 9, 11, 13, 15, + /* channels 8 and 9 are S/PDIF */ + 24, 25, + /* others don't exist */ + -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 +}; + +static struct snd_dma_buffer * +snd_hammerfall_get_buffer(struct pci_dev *pci, size_t size) +{ + return snd_devm_alloc_pages(&pci->dev, SNDRV_DMA_TYPE_DEV, size); +} + +static const struct pci_device_id snd_rme9652_ids[] = { + { + .vendor = 0x10ee, + .device = 0x3fc4, + .subvendor = PCI_ANY_ID, + .subdevice = PCI_ANY_ID, + }, /* RME Digi9652 */ + { 0, }, +}; + +MODULE_DEVICE_TABLE(pci, snd_rme9652_ids); + +static inline void rme9652_write(struct snd_rme9652 *rme9652, int reg, int val) +{ + writel(val, rme9652->iobase + reg); +} + +static inline unsigned int rme9652_read(struct snd_rme9652 *rme9652, int reg) +{ + return readl(rme9652->iobase + reg); +} + +static inline int snd_rme9652_use_is_exclusive(struct snd_rme9652 *rme9652) +{ + unsigned long flags; + int ret = 1; + + spin_lock_irqsave(&rme9652->lock, flags); + if ((rme9652->playback_pid != rme9652->capture_pid) && + (rme9652->playback_pid >= 0) && (rme9652->capture_pid >= 0)) { + ret = 0; + } + spin_unlock_irqrestore(&rme9652->lock, flags); + return ret; +} + +static inline int rme9652_adat_sample_rate(struct snd_rme9652 *rme9652) +{ + if (rme9652_running_double_speed(rme9652)) { + return (rme9652_read(rme9652, RME9652_status_register) & + RME9652_fs48) ? 96000 : 88200; + } else { + return (rme9652_read(rme9652, RME9652_status_register) & + RME9652_fs48) ? 48000 : 44100; + } +} + +static inline void rme9652_compute_period_size(struct snd_rme9652 *rme9652) +{ + unsigned int i; + + i = rme9652->control_register & RME9652_latency; + rme9652->period_bytes = 1 << ((rme9652_decode_latency(i) + 8)); + rme9652->hw_offsetmask = + (rme9652->period_bytes * 2 - 1) & RME9652_buf_pos; + rme9652->max_jitter = 80; +} + +static snd_pcm_uframes_t rme9652_hw_pointer(struct snd_rme9652 *rme9652) +{ + int status; + unsigned int offset, frag; + snd_pcm_uframes_t period_size = rme9652->period_bytes / 4; + snd_pcm_sframes_t delta; + + status = rme9652_read(rme9652, RME9652_status_register); + if (!rme9652->precise_ptr) + return (status & RME9652_buffer_id) ? period_size : 0; + offset = status & RME9652_buf_pos; + + /* The hardware may give a backward movement for up to 80 frames + Martin Kirst <martin.kirst@freenet.de> knows the details. + */ + + delta = rme9652->prev_hw_offset - offset; + delta &= 0xffff; + if (delta <= (snd_pcm_sframes_t)rme9652->max_jitter * 4) + offset = rme9652->prev_hw_offset; + else + rme9652->prev_hw_offset = offset; + offset &= rme9652->hw_offsetmask; + offset /= 4; + frag = status & RME9652_buffer_id; + + if (offset < period_size) { + if (offset > rme9652->max_jitter) { + if (frag) + dev_err(rme9652->card->dev, + "Unexpected hw_pointer position (bufid == 0): status: %x offset: %d\n", + status, offset); + } else if (!frag) + return 0; + offset -= rme9652->max_jitter; + if ((int)offset < 0) + offset += period_size * 2; + } else { + if (offset > period_size + rme9652->max_jitter) { + if (!frag) + dev_err(rme9652->card->dev, + "Unexpected hw_pointer position (bufid == 1): status: %x offset: %d\n", + status, offset); + } else if (frag) + return period_size; + offset -= rme9652->max_jitter; + } + + return offset; +} + +static inline void rme9652_reset_hw_pointer(struct snd_rme9652 *rme9652) +{ + int i; + + /* reset the FIFO pointer to zero. We do this by writing to 8 + registers, each of which is a 32bit wide register, and set + them all to zero. Note that s->iobase is a pointer to + int32, not pointer to char. + */ + + for (i = 0; i < 8; i++) { + rme9652_write(rme9652, i * 4, 0); + udelay(10); + } + rme9652->prev_hw_offset = 0; +} + +static inline void rme9652_start(struct snd_rme9652 *s) +{ + s->control_register |= (RME9652_IE | RME9652_start_bit); + rme9652_write(s, RME9652_control_register, s->control_register); +} + +static inline void rme9652_stop(struct snd_rme9652 *s) +{ + s->control_register &= ~(RME9652_start_bit | RME9652_IE); + rme9652_write(s, RME9652_control_register, s->control_register); +} + +static int rme9652_set_interrupt_interval(struct snd_rme9652 *s, + unsigned int frames) +{ + int restart = 0; + int n; + + spin_lock_irq(&s->lock); + + restart = s->running; + if (restart) + rme9652_stop(s); + + frames >>= 7; + n = 0; + while (frames) { + n++; + frames >>= 1; + } + + s->control_register &= ~RME9652_latency; + s->control_register |= rme9652_encode_latency(n); + + rme9652_write(s, RME9652_control_register, s->control_register); + + rme9652_compute_period_size(s); + + if (restart) + rme9652_start(s); + + spin_unlock_irq(&s->lock); + + return 0; +} + +static int rme9652_set_rate(struct snd_rme9652 *rme9652, int rate) +{ + int restart; + int reject_if_open = 0; + int xrate; + + if (!snd_rme9652_use_is_exclusive (rme9652)) { + return -EBUSY; + } + + /* Changing from a "single speed" to a "double speed" rate is + not allowed if any substreams are open. This is because + such a change causes a shift in the location of + the DMA buffers and a reduction in the number of available + buffers. + + Note that a similar but essentially insoluble problem + exists for externally-driven rate changes. All we can do + is to flag rate changes in the read/write routines. + */ + + spin_lock_irq(&rme9652->lock); + xrate = rme9652_adat_sample_rate(rme9652); + + switch (rate) { + case 44100: + if (xrate > 48000) { + reject_if_open = 1; + } + rate = 0; + break; + case 48000: + if (xrate > 48000) { + reject_if_open = 1; + } + rate = RME9652_freq; + break; + case 88200: + if (xrate < 48000) { + reject_if_open = 1; + } + rate = RME9652_DS; + break; + case 96000: + if (xrate < 48000) { + reject_if_open = 1; + } + rate = RME9652_DS | RME9652_freq; + break; + default: + spin_unlock_irq(&rme9652->lock); + return -EINVAL; + } + + if (reject_if_open && (rme9652->capture_pid >= 0 || rme9652->playback_pid >= 0)) { + spin_unlock_irq(&rme9652->lock); + return -EBUSY; + } + + restart = rme9652->running; + if (restart) + rme9652_stop(rme9652); + rme9652->control_register &= ~(RME9652_freq | RME9652_DS); + rme9652->control_register |= rate; + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + if (restart) + rme9652_start(rme9652); + + if (rate & RME9652_DS) { + if (rme9652->ss_channels == RME9652_NCHANNELS) { + rme9652->channel_map = channel_map_9652_ds; + } else { + rme9652->channel_map = channel_map_9636_ds; + } + } else { + if (rme9652->ss_channels == RME9652_NCHANNELS) { + rme9652->channel_map = channel_map_9652_ss; + } else { + rme9652->channel_map = channel_map_9636_ss; + } + } + + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static void rme9652_set_thru(struct snd_rme9652 *rme9652, int channel, int enable) +{ + int i; + + rme9652->passthru = 0; + + if (channel < 0) { + + /* set thru for all channels */ + + if (enable) { + for (i = 0; i < RME9652_NCHANNELS; i++) { + rme9652->thru_bits |= (1 << i); + rme9652_write(rme9652, RME9652_thru_base + i * 4, 1); + } + } else { + for (i = 0; i < RME9652_NCHANNELS; i++) { + rme9652->thru_bits &= ~(1 << i); + rme9652_write(rme9652, RME9652_thru_base + i * 4, 0); + } + } + + } else { + int mapped_channel; + + mapped_channel = rme9652->channel_map[channel]; + + if (enable) { + rme9652->thru_bits |= (1 << mapped_channel); + } else { + rme9652->thru_bits &= ~(1 << mapped_channel); + } + + rme9652_write(rme9652, + RME9652_thru_base + mapped_channel * 4, + enable ? 1 : 0); + } +} + +static int rme9652_set_passthru(struct snd_rme9652 *rme9652, int onoff) +{ + if (onoff) { + rme9652_set_thru(rme9652, -1, 1); + + /* we don't want interrupts, so do a + custom version of rme9652_start(). + */ + + rme9652->control_register = + RME9652_inp_0 | + rme9652_encode_latency(7) | + RME9652_start_bit; + + rme9652_reset_hw_pointer(rme9652); + + rme9652_write(rme9652, RME9652_control_register, + rme9652->control_register); + rme9652->passthru = 1; + } else { + rme9652_set_thru(rme9652, -1, 0); + rme9652_stop(rme9652); + rme9652->passthru = 0; + } + + return 0; +} + +static void rme9652_spdif_set_bit (struct snd_rme9652 *rme9652, int mask, int onoff) +{ + if (onoff) + rme9652->control_register |= mask; + else + rme9652->control_register &= ~mask; + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); +} + +static void rme9652_spdif_write_byte (struct snd_rme9652 *rme9652, const int val) +{ + long mask; + long i; + + for (i = 0, mask = 0x80; i < 8; i++, mask >>= 1) { + if (val & mask) + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_WRITE, 1); + else + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_WRITE, 0); + + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 1); + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 0); + } +} + +static int rme9652_spdif_read_byte (struct snd_rme9652 *rme9652) +{ + long mask; + long val; + long i; + + val = 0; + + for (i = 0, mask = 0x80; i < 8; i++, mask >>= 1) { + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 1); + if (rme9652_read (rme9652, RME9652_status_register) & RME9652_SPDIF_READ) + val |= mask; + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_CLOCK, 0); + } + + return val; +} + +static void rme9652_write_spdif_codec (struct snd_rme9652 *rme9652, const int address, const int data) +{ + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 1); + rme9652_spdif_write_byte (rme9652, 0x20); + rme9652_spdif_write_byte (rme9652, address); + rme9652_spdif_write_byte (rme9652, data); + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 0); +} + + +static int rme9652_spdif_read_codec (struct snd_rme9652 *rme9652, const int address) +{ + int ret; + + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 1); + rme9652_spdif_write_byte (rme9652, 0x20); + rme9652_spdif_write_byte (rme9652, address); + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 0); + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 1); + + rme9652_spdif_write_byte (rme9652, 0x21); + ret = rme9652_spdif_read_byte (rme9652); + rme9652_spdif_set_bit (rme9652, RME9652_SPDIF_SELECT, 0); + + return ret; +} + +static void rme9652_initialize_spdif_receiver (struct snd_rme9652 *rme9652) +{ + /* XXX what unsets this ? */ + + rme9652->control_register |= RME9652_SPDIF_RESET; + + rme9652_write_spdif_codec (rme9652, 4, 0x40); + rme9652_write_spdif_codec (rme9652, 17, 0x13); + rme9652_write_spdif_codec (rme9652, 6, 0x02); +} + +static inline int rme9652_spdif_sample_rate(struct snd_rme9652 *s) +{ + unsigned int rate_bits; + + if (rme9652_read(s, RME9652_status_register) & RME9652_ERF) { + return -1; /* error condition */ + } + + if (s->hw_rev == 15) { + + int x, y, ret; + + x = rme9652_spdif_read_codec (s, 30); + + if (x != 0) + y = 48000 * 64 / x; + else + y = 0; + + if (y > 30400 && y < 33600) ret = 32000; + else if (y > 41900 && y < 46000) ret = 44100; + else if (y > 46000 && y < 50400) ret = 48000; + else if (y > 60800 && y < 67200) ret = 64000; + else if (y > 83700 && y < 92000) ret = 88200; + else if (y > 92000 && y < 100000) ret = 96000; + else ret = 0; + return ret; + } + + rate_bits = rme9652_read(s, RME9652_status_register) & RME9652_F; + + switch (rme9652_decode_spdif_rate(rate_bits)) { + case 0x7: + return 32000; + + case 0x6: + return 44100; + + case 0x5: + return 48000; + + case 0x4: + return 88200; + + case 0x3: + return 96000; + + case 0x0: + return 64000; + + default: + dev_err(s->card->dev, + "%s: unknown S/PDIF input rate (bits = 0x%x)\n", + s->card_name, rate_bits); + return 0; + } +} + +/*----------------------------------------------------------------------------- + Control Interface + ----------------------------------------------------------------------------*/ + +static u32 snd_rme9652_convert_from_aes(struct snd_aes_iec958 *aes) +{ + u32 val = 0; + val |= (aes->status[0] & IEC958_AES0_PROFESSIONAL) ? RME9652_PRO : 0; + val |= (aes->status[0] & IEC958_AES0_NONAUDIO) ? RME9652_Dolby : 0; + if (val & RME9652_PRO) + val |= (aes->status[0] & IEC958_AES0_PRO_EMPHASIS_5015) ? RME9652_EMP : 0; + else + val |= (aes->status[0] & IEC958_AES0_CON_EMPHASIS_5015) ? RME9652_EMP : 0; + return val; +} + +static void snd_rme9652_convert_to_aes(struct snd_aes_iec958 *aes, u32 val) +{ + aes->status[0] = ((val & RME9652_PRO) ? IEC958_AES0_PROFESSIONAL : 0) | + ((val & RME9652_Dolby) ? IEC958_AES0_NONAUDIO : 0); + if (val & RME9652_PRO) + aes->status[0] |= (val & RME9652_EMP) ? IEC958_AES0_PRO_EMPHASIS_5015 : 0; + else + aes->status[0] |= (val & RME9652_EMP) ? IEC958_AES0_CON_EMPHASIS_5015 : 0; +} + +static int snd_rme9652_control_spdif_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_rme9652_control_spdif_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + snd_rme9652_convert_to_aes(&ucontrol->value.iec958, rme9652->creg_spdif); + return 0; +} + +static int snd_rme9652_control_spdif_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + u32 val; + + val = snd_rme9652_convert_from_aes(&ucontrol->value.iec958); + spin_lock_irq(&rme9652->lock); + change = val != rme9652->creg_spdif; + rme9652->creg_spdif = val; + spin_unlock_irq(&rme9652->lock); + return change; +} + +static int snd_rme9652_control_spdif_stream_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_rme9652_control_spdif_stream_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + snd_rme9652_convert_to_aes(&ucontrol->value.iec958, rme9652->creg_spdif_stream); + return 0; +} + +static int snd_rme9652_control_spdif_stream_put(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + u32 val; + + val = snd_rme9652_convert_from_aes(&ucontrol->value.iec958); + spin_lock_irq(&rme9652->lock); + change = val != rme9652->creg_spdif_stream; + rme9652->creg_spdif_stream = val; + rme9652->control_register &= ~(RME9652_PRO | RME9652_Dolby | RME9652_EMP); + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register |= val); + spin_unlock_irq(&rme9652->lock); + return change; +} + +static int snd_rme9652_control_spdif_mask_info(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_IEC958; + uinfo->count = 1; + return 0; +} + +static int snd_rme9652_control_spdif_mask_get(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + ucontrol->value.iec958.status[0] = kcontrol->private_value; + return 0; +} + +#define RME9652_ADAT1_IN(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_rme9652_info_adat1_in, \ + .get = snd_rme9652_get_adat1_in, \ + .put = snd_rme9652_put_adat1_in } + +static unsigned int rme9652_adat1_in(struct snd_rme9652 *rme9652) +{ + if (rme9652->control_register & RME9652_ADAT1_INTERNAL) + return 1; + return 0; +} + +static int rme9652_set_adat1_input(struct snd_rme9652 *rme9652, int internal) +{ + int restart = 0; + + if (internal) { + rme9652->control_register |= RME9652_ADAT1_INTERNAL; + } else { + rme9652->control_register &= ~RME9652_ADAT1_INTERNAL; + } + + /* XXX do we actually need to stop the card when we do this ? */ + + restart = rme9652->running; + if (restart) + rme9652_stop(rme9652); + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + if (restart) + rme9652_start(rme9652); + + return 0; +} + +static int snd_rme9652_info_adat1_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[2] = {"ADAT1", "Internal"}; + + return snd_ctl_enum_info(uinfo, 1, 2, texts); +} + +static int snd_rme9652_get_adat1_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.enumerated.item[0] = rme9652_adat1_in(rme9652); + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static int snd_rme9652_put_adat1_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_rme9652_use_is_exclusive(rme9652)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0] % 2; + spin_lock_irq(&rme9652->lock); + change = val != rme9652_adat1_in(rme9652); + if (change) + rme9652_set_adat1_input(rme9652, val); + spin_unlock_irq(&rme9652->lock); + return change; +} + +#define RME9652_SPDIF_IN(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_rme9652_info_spdif_in, \ + .get = snd_rme9652_get_spdif_in, .put = snd_rme9652_put_spdif_in } + +static unsigned int rme9652_spdif_in(struct snd_rme9652 *rme9652) +{ + return rme9652_decode_spdif_in(rme9652->control_register & + RME9652_inp); +} + +static int rme9652_set_spdif_input(struct snd_rme9652 *rme9652, int in) +{ + int restart = 0; + + rme9652->control_register &= ~RME9652_inp; + rme9652->control_register |= rme9652_encode_spdif_in(in); + + restart = rme9652->running; + if (restart) + rme9652_stop(rme9652); + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + if (restart) + rme9652_start(rme9652); + + return 0; +} + +static int snd_rme9652_info_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[3] = {"ADAT1", "Coaxial", "Internal"}; + + return snd_ctl_enum_info(uinfo, 1, 3, texts); +} + +static int snd_rme9652_get_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.enumerated.item[0] = rme9652_spdif_in(rme9652); + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static int snd_rme9652_put_spdif_in(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_rme9652_use_is_exclusive(rme9652)) + return -EBUSY; + val = ucontrol->value.enumerated.item[0] % 3; + spin_lock_irq(&rme9652->lock); + change = val != rme9652_spdif_in(rme9652); + if (change) + rme9652_set_spdif_input(rme9652, val); + spin_unlock_irq(&rme9652->lock); + return change; +} + +#define RME9652_SPDIF_OUT(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_rme9652_info_spdif_out, \ + .get = snd_rme9652_get_spdif_out, .put = snd_rme9652_put_spdif_out } + +static int rme9652_spdif_out(struct snd_rme9652 *rme9652) +{ + return (rme9652->control_register & RME9652_opt_out) ? 1 : 0; +} + +static int rme9652_set_spdif_output(struct snd_rme9652 *rme9652, int out) +{ + int restart = 0; + + if (out) { + rme9652->control_register |= RME9652_opt_out; + } else { + rme9652->control_register &= ~RME9652_opt_out; + } + + restart = rme9652->running; + if (restart) + rme9652_stop(rme9652); + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + if (restart) + rme9652_start(rme9652); + + return 0; +} + +#define snd_rme9652_info_spdif_out snd_ctl_boolean_mono_info + +static int snd_rme9652_get_spdif_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.integer.value[0] = rme9652_spdif_out(rme9652); + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static int snd_rme9652_put_spdif_out(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + if (!snd_rme9652_use_is_exclusive(rme9652)) + return -EBUSY; + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&rme9652->lock); + change = (int)val != rme9652_spdif_out(rme9652); + rme9652_set_spdif_output(rme9652, val); + spin_unlock_irq(&rme9652->lock); + return change; +} + +#define RME9652_SYNC_MODE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_rme9652_info_sync_mode, \ + .get = snd_rme9652_get_sync_mode, .put = snd_rme9652_put_sync_mode } + +static int rme9652_sync_mode(struct snd_rme9652 *rme9652) +{ + if (rme9652->control_register & RME9652_wsel) { + return 2; + } else if (rme9652->control_register & RME9652_Master) { + return 1; + } else { + return 0; + } +} + +static int rme9652_set_sync_mode(struct snd_rme9652 *rme9652, int mode) +{ + int restart = 0; + + switch (mode) { + case 0: + rme9652->control_register &= + ~(RME9652_Master | RME9652_wsel); + break; + case 1: + rme9652->control_register = + (rme9652->control_register & ~RME9652_wsel) | RME9652_Master; + break; + case 2: + rme9652->control_register |= + (RME9652_Master | RME9652_wsel); + break; + } + + restart = rme9652->running; + if (restart) + rme9652_stop(rme9652); + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + if (restart) + rme9652_start(rme9652); + + return 0; +} + +static int snd_rme9652_info_sync_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[3] = { + "AutoSync", "Master", "Word Clock" + }; + + return snd_ctl_enum_info(uinfo, 1, 3, texts); +} + +static int snd_rme9652_get_sync_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.enumerated.item[0] = rme9652_sync_mode(rme9652); + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static int snd_rme9652_put_sync_mode(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + + val = ucontrol->value.enumerated.item[0] % 3; + spin_lock_irq(&rme9652->lock); + change = (int)val != rme9652_sync_mode(rme9652); + rme9652_set_sync_mode(rme9652, val); + spin_unlock_irq(&rme9652->lock); + return change; +} + +#define RME9652_SYNC_PREF(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_rme9652_info_sync_pref, \ + .get = snd_rme9652_get_sync_pref, .put = snd_rme9652_put_sync_pref } + +static int rme9652_sync_pref(struct snd_rme9652 *rme9652) +{ + switch (rme9652->control_register & RME9652_SyncPref_Mask) { + case RME9652_SyncPref_ADAT1: + return RME9652_SYNC_FROM_ADAT1; + case RME9652_SyncPref_ADAT2: + return RME9652_SYNC_FROM_ADAT2; + case RME9652_SyncPref_ADAT3: + return RME9652_SYNC_FROM_ADAT3; + case RME9652_SyncPref_SPDIF: + return RME9652_SYNC_FROM_SPDIF; + } + /* Not reachable */ + return 0; +} + +static int rme9652_set_sync_pref(struct snd_rme9652 *rme9652, int pref) +{ + int restart; + + rme9652->control_register &= ~RME9652_SyncPref_Mask; + switch (pref) { + case RME9652_SYNC_FROM_ADAT1: + rme9652->control_register |= RME9652_SyncPref_ADAT1; + break; + case RME9652_SYNC_FROM_ADAT2: + rme9652->control_register |= RME9652_SyncPref_ADAT2; + break; + case RME9652_SYNC_FROM_ADAT3: + rme9652->control_register |= RME9652_SyncPref_ADAT3; + break; + case RME9652_SYNC_FROM_SPDIF: + rme9652->control_register |= RME9652_SyncPref_SPDIF; + break; + } + + restart = rme9652->running; + if (restart) + rme9652_stop(rme9652); + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + if (restart) + rme9652_start(rme9652); + + return 0; +} + +static int snd_rme9652_info_sync_pref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[4] = { + "IEC958 In", "ADAT1 In", "ADAT2 In", "ADAT3 In" + }; + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + return snd_ctl_enum_info(uinfo, 1, + rme9652->ss_channels == RME9652_NCHANNELS ? 4 : 3, + texts); +} + +static int snd_rme9652_get_sync_pref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.enumerated.item[0] = rme9652_sync_pref(rme9652); + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static int snd_rme9652_put_sync_pref(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change, max; + unsigned int val; + + if (!snd_rme9652_use_is_exclusive(rme9652)) + return -EBUSY; + max = rme9652->ss_channels == RME9652_NCHANNELS ? 4 : 3; + val = ucontrol->value.enumerated.item[0] % max; + spin_lock_irq(&rme9652->lock); + change = (int)val != rme9652_sync_pref(rme9652); + rme9652_set_sync_pref(rme9652, val); + spin_unlock_irq(&rme9652->lock); + return change; +} + +static int snd_rme9652_info_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = rme9652->ss_channels; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +static int snd_rme9652_get_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + unsigned int k; + u32 thru_bits = rme9652->thru_bits; + + for (k = 0; k < rme9652->ss_channels; ++k) { + ucontrol->value.integer.value[k] = !!(thru_bits & (1 << k)); + } + return 0; +} + +static int snd_rme9652_put_thru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + unsigned int chn; + u32 thru_bits = 0; + + if (!snd_rme9652_use_is_exclusive(rme9652)) + return -EBUSY; + + for (chn = 0; chn < rme9652->ss_channels; ++chn) { + if (ucontrol->value.integer.value[chn]) + thru_bits |= 1 << chn; + } + + spin_lock_irq(&rme9652->lock); + change = thru_bits ^ rme9652->thru_bits; + if (change) { + for (chn = 0; chn < rme9652->ss_channels; ++chn) { + if (!(change & (1 << chn))) + continue; + rme9652_set_thru(rme9652,chn,thru_bits&(1<<chn)); + } + } + spin_unlock_irq(&rme9652->lock); + return !!change; +} + +#define RME9652_PASSTHRU(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .info = snd_rme9652_info_passthru, \ + .put = snd_rme9652_put_passthru, \ + .get = snd_rme9652_get_passthru } + +#define snd_rme9652_info_passthru snd_ctl_boolean_mono_info + +static int snd_rme9652_get_passthru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.integer.value[0] = rme9652->passthru; + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static int snd_rme9652_put_passthru(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + int change; + unsigned int val; + int err = 0; + + if (!snd_rme9652_use_is_exclusive(rme9652)) + return -EBUSY; + + val = ucontrol->value.integer.value[0] & 1; + spin_lock_irq(&rme9652->lock); + change = (ucontrol->value.integer.value[0] != rme9652->passthru); + if (change) + err = rme9652_set_passthru(rme9652, val); + spin_unlock_irq(&rme9652->lock); + return err ? err : change; +} + +/* Read-only switches */ + +#define RME9652_SPDIF_RATE(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_rme9652_info_spdif_rate, \ + .get = snd_rme9652_get_spdif_rate } + +static int snd_rme9652_info_spdif_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_INTEGER; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 96000; + return 0; +} + +static int snd_rme9652_get_spdif_rate(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + spin_lock_irq(&rme9652->lock); + ucontrol->value.integer.value[0] = rme9652_spdif_sample_rate(rme9652); + spin_unlock_irq(&rme9652->lock); + return 0; +} + +#define RME9652_ADAT_SYNC(xname, xindex, xidx) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_rme9652_info_adat_sync, \ + .get = snd_rme9652_get_adat_sync, .private_value = xidx } + +static int snd_rme9652_info_adat_sync(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_info *uinfo) +{ + static const char * const texts[4] = { + "No Lock", "Lock", "No Lock Sync", "Lock Sync" + }; + + return snd_ctl_enum_info(uinfo, 1, 4, texts); +} + +static int snd_rme9652_get_adat_sync(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + unsigned int mask1, mask2, val; + + switch (kcontrol->private_value) { + case 0: mask1 = RME9652_lock_0; mask2 = RME9652_sync_0; break; + case 1: mask1 = RME9652_lock_1; mask2 = RME9652_sync_1; break; + case 2: mask1 = RME9652_lock_2; mask2 = RME9652_sync_2; break; + default: return -EINVAL; + } + val = rme9652_read(rme9652, RME9652_status_register); + ucontrol->value.enumerated.item[0] = (val & mask1) ? 1 : 0; + ucontrol->value.enumerated.item[0] |= (val & mask2) ? 2 : 0; + return 0; +} + +#define RME9652_TC_VALID(xname, xindex) \ +{ .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = xname, .index = xindex, \ + .access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE, \ + .info = snd_rme9652_info_tc_valid, \ + .get = snd_rme9652_get_tc_valid } + +#define snd_rme9652_info_tc_valid snd_ctl_boolean_mono_info + +static int snd_rme9652_get_tc_valid(struct snd_kcontrol *kcontrol, struct snd_ctl_elem_value *ucontrol) +{ + struct snd_rme9652 *rme9652 = snd_kcontrol_chip(kcontrol); + + ucontrol->value.integer.value[0] = + (rme9652_read(rme9652, RME9652_status_register) & RME9652_tc_valid) ? 1 : 0; + return 0; +} + +#ifdef ALSA_HAS_STANDARD_WAY_OF_RETURNING_TIMECODE + +/* FIXME: this routine needs a port to the new control API --jk */ + +static int snd_rme9652_get_tc_value(void *private_data, + snd_kswitch_t *kswitch, + snd_switch_t *uswitch) +{ + struct snd_rme9652 *s = (struct snd_rme9652 *) private_data; + u32 value; + int i; + + uswitch->type = SNDRV_SW_TYPE_DWORD; + + if ((rme9652_read(s, RME9652_status_register) & + RME9652_tc_valid) == 0) { + uswitch->value.data32[0] = 0; + return 0; + } + + /* timecode request */ + + rme9652_write(s, RME9652_time_code, 0); + + /* XXX bug alert: loop-based timing !!!! */ + + for (i = 0; i < 50; i++) { + if (!(rme9652_read(s, i * 4) & RME9652_tc_busy)) + break; + } + + if (!(rme9652_read(s, i * 4) & RME9652_tc_busy)) { + return -EIO; + } + + value = 0; + + for (i = 0; i < 32; i++) { + value >>= 1; + + if (rme9652_read(s, i * 4) & RME9652_tc_out) + value |= 0x80000000; + } + + if (value > 2 * 60 * 48000) { + value -= 2 * 60 * 48000; + } else { + value = 0; + } + + uswitch->value.data32[0] = value; + + return 0; +} + +#endif /* ALSA_HAS_STANDARD_WAY_OF_RETURNING_TIMECODE */ + +static const struct snd_kcontrol_new snd_rme9652_controls[] = { +{ + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,DEFAULT), + .info = snd_rme9652_control_spdif_info, + .get = snd_rme9652_control_spdif_get, + .put = snd_rme9652_control_spdif_put, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READWRITE | SNDRV_CTL_ELEM_ACCESS_INACTIVE, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PCM_STREAM), + .info = snd_rme9652_control_spdif_stream_info, + .get = snd_rme9652_control_spdif_stream_get, + .put = snd_rme9652_control_spdif_stream_put, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,CON_MASK), + .info = snd_rme9652_control_spdif_mask_info, + .get = snd_rme9652_control_spdif_mask_get, + .private_value = IEC958_AES0_NONAUDIO | + IEC958_AES0_PROFESSIONAL | + IEC958_AES0_CON_EMPHASIS, +}, +{ + .access = SNDRV_CTL_ELEM_ACCESS_READ, + .iface = SNDRV_CTL_ELEM_IFACE_PCM, + .name = SNDRV_CTL_NAME_IEC958("",PLAYBACK,PRO_MASK), + .info = snd_rme9652_control_spdif_mask_info, + .get = snd_rme9652_control_spdif_mask_get, + .private_value = IEC958_AES0_NONAUDIO | + IEC958_AES0_PROFESSIONAL | + IEC958_AES0_PRO_EMPHASIS, +}, +RME9652_SPDIF_IN("IEC958 Input Connector", 0), +RME9652_SPDIF_OUT("IEC958 Output also on ADAT1", 0), +RME9652_SYNC_MODE("Sync Mode", 0), +RME9652_SYNC_PREF("Preferred Sync Source", 0), +{ + .iface = SNDRV_CTL_ELEM_IFACE_MIXER, + .name = "Channels Thru", + .index = 0, + .info = snd_rme9652_info_thru, + .get = snd_rme9652_get_thru, + .put = snd_rme9652_put_thru, +}, +RME9652_SPDIF_RATE("IEC958 Sample Rate", 0), +RME9652_ADAT_SYNC("ADAT1 Sync Check", 0, 0), +RME9652_ADAT_SYNC("ADAT2 Sync Check", 0, 1), +RME9652_TC_VALID("Timecode Valid", 0), +RME9652_PASSTHRU("Passthru", 0) +}; + +static const struct snd_kcontrol_new snd_rme9652_adat3_check = +RME9652_ADAT_SYNC("ADAT3 Sync Check", 0, 2); + +static const struct snd_kcontrol_new snd_rme9652_adat1_input = +RME9652_ADAT1_IN("ADAT1 Input Source", 0); + +static int snd_rme9652_create_controls(struct snd_card *card, struct snd_rme9652 *rme9652) +{ + unsigned int idx; + int err; + struct snd_kcontrol *kctl; + + for (idx = 0; idx < ARRAY_SIZE(snd_rme9652_controls); idx++) { + kctl = snd_ctl_new1(&snd_rme9652_controls[idx], rme9652); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + if (idx == 1) /* IEC958 (S/PDIF) Stream */ + rme9652->spdif_ctl = kctl; + } + + if (rme9652->ss_channels == RME9652_NCHANNELS) { + kctl = snd_ctl_new1(&snd_rme9652_adat3_check, rme9652); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + + if (rme9652->hw_rev >= 15) { + kctl = snd_ctl_new1(&snd_rme9652_adat1_input, rme9652); + err = snd_ctl_add(card, kctl); + if (err < 0) + return err; + } + + return 0; +} + +/*------------------------------------------------------------ + /proc interface + ------------------------------------------------------------*/ + +static void +snd_rme9652_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) +{ + struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) entry->private_data; + u32 thru_bits = rme9652->thru_bits; + int show_auto_sync_source = 0; + int i; + unsigned int status; + int x; + + status = rme9652_read(rme9652, RME9652_status_register); + + snd_iprintf(buffer, "%s (Card #%d)\n", rme9652->card_name, rme9652->card->number + 1); + snd_iprintf(buffer, "Buffers: capture %p playback %p\n", + rme9652->capture_buffer, rme9652->playback_buffer); + snd_iprintf(buffer, "IRQ: %d Registers bus: 0x%lx VM: 0x%lx\n", + rme9652->irq, rme9652->port, (unsigned long)rme9652->iobase); + snd_iprintf(buffer, "Control register: %x\n", rme9652->control_register); + + snd_iprintf(buffer, "\n"); + + x = 1 << (6 + rme9652_decode_latency(rme9652->control_register & + RME9652_latency)); + + snd_iprintf(buffer, "Latency: %d samples (2 periods of %lu bytes)\n", + x, (unsigned long) rme9652->period_bytes); + snd_iprintf(buffer, "Hardware pointer (frames): %ld\n", + rme9652_hw_pointer(rme9652)); + snd_iprintf(buffer, "Passthru: %s\n", + rme9652->passthru ? "yes" : "no"); + + if ((rme9652->control_register & (RME9652_Master | RME9652_wsel)) == 0) { + snd_iprintf(buffer, "Clock mode: autosync\n"); + show_auto_sync_source = 1; + } else if (rme9652->control_register & RME9652_wsel) { + if (status & RME9652_wsel_rd) { + snd_iprintf(buffer, "Clock mode: word clock\n"); + } else { + snd_iprintf(buffer, "Clock mode: word clock (no signal)\n"); + } + } else { + snd_iprintf(buffer, "Clock mode: master\n"); + } + + if (show_auto_sync_source) { + switch (rme9652->control_register & RME9652_SyncPref_Mask) { + case RME9652_SyncPref_ADAT1: + snd_iprintf(buffer, "Pref. sync source: ADAT1\n"); + break; + case RME9652_SyncPref_ADAT2: + snd_iprintf(buffer, "Pref. sync source: ADAT2\n"); + break; + case RME9652_SyncPref_ADAT3: + snd_iprintf(buffer, "Pref. sync source: ADAT3\n"); + break; + case RME9652_SyncPref_SPDIF: + snd_iprintf(buffer, "Pref. sync source: IEC958\n"); + break; + default: + snd_iprintf(buffer, "Pref. sync source: ???\n"); + } + } + + if (rme9652->hw_rev >= 15) + snd_iprintf(buffer, "\nADAT1 Input source: %s\n", + (rme9652->control_register & RME9652_ADAT1_INTERNAL) ? + "Internal" : "ADAT1 optical"); + + snd_iprintf(buffer, "\n"); + + switch (rme9652_decode_spdif_in(rme9652->control_register & + RME9652_inp)) { + case RME9652_SPDIFIN_OPTICAL: + snd_iprintf(buffer, "IEC958 input: ADAT1\n"); + break; + case RME9652_SPDIFIN_COAXIAL: + snd_iprintf(buffer, "IEC958 input: Coaxial\n"); + break; + case RME9652_SPDIFIN_INTERN: + snd_iprintf(buffer, "IEC958 input: Internal\n"); + break; + default: + snd_iprintf(buffer, "IEC958 input: ???\n"); + break; + } + + if (rme9652->control_register & RME9652_opt_out) { + snd_iprintf(buffer, "IEC958 output: Coaxial & ADAT1\n"); + } else { + snd_iprintf(buffer, "IEC958 output: Coaxial only\n"); + } + + if (rme9652->control_register & RME9652_PRO) { + snd_iprintf(buffer, "IEC958 quality: Professional\n"); + } else { + snd_iprintf(buffer, "IEC958 quality: Consumer\n"); + } + + if (rme9652->control_register & RME9652_EMP) { + snd_iprintf(buffer, "IEC958 emphasis: on\n"); + } else { + snd_iprintf(buffer, "IEC958 emphasis: off\n"); + } + + if (rme9652->control_register & RME9652_Dolby) { + snd_iprintf(buffer, "IEC958 Dolby: on\n"); + } else { + snd_iprintf(buffer, "IEC958 Dolby: off\n"); + } + + i = rme9652_spdif_sample_rate(rme9652); + + if (i < 0) { + snd_iprintf(buffer, + "IEC958 sample rate: error flag set\n"); + } else if (i == 0) { + snd_iprintf(buffer, "IEC958 sample rate: undetermined\n"); + } else { + snd_iprintf(buffer, "IEC958 sample rate: %d\n", i); + } + + snd_iprintf(buffer, "\n"); + + snd_iprintf(buffer, "ADAT Sample rate: %dHz\n", + rme9652_adat_sample_rate(rme9652)); + + /* Sync Check */ + + x = status & RME9652_sync_0; + if (status & RME9652_lock_0) { + snd_iprintf(buffer, "ADAT1: %s\n", x ? "Sync" : "Lock"); + } else { + snd_iprintf(buffer, "ADAT1: No Lock\n"); + } + + x = status & RME9652_sync_1; + if (status & RME9652_lock_1) { + snd_iprintf(buffer, "ADAT2: %s\n", x ? "Sync" : "Lock"); + } else { + snd_iprintf(buffer, "ADAT2: No Lock\n"); + } + + x = status & RME9652_sync_2; + if (status & RME9652_lock_2) { + snd_iprintf(buffer, "ADAT3: %s\n", x ? "Sync" : "Lock"); + } else { + snd_iprintf(buffer, "ADAT3: No Lock\n"); + } + + snd_iprintf(buffer, "\n"); + + snd_iprintf(buffer, "Timecode signal: %s\n", + (status & RME9652_tc_valid) ? "yes" : "no"); + + /* thru modes */ + + snd_iprintf(buffer, "Punch Status:\n\n"); + + for (i = 0; i < rme9652->ss_channels; i++) { + if (thru_bits & (1 << i)) { + snd_iprintf(buffer, "%2d: on ", i + 1); + } else { + snd_iprintf(buffer, "%2d: off ", i + 1); + } + + if (((i + 1) % 8) == 0) { + snd_iprintf(buffer, "\n"); + } + } + + snd_iprintf(buffer, "\n"); +} + +static void snd_rme9652_proc_init(struct snd_rme9652 *rme9652) +{ + snd_card_ro_proc_new(rme9652->card, "rme9652", rme9652, + snd_rme9652_proc_read); +} + +static void snd_rme9652_card_free(struct snd_card *card) +{ + struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) card->private_data; + + if (rme9652->irq >= 0) + rme9652_stop(rme9652); +} + +static int snd_rme9652_initialize_memory(struct snd_rme9652 *rme9652) +{ + struct snd_dma_buffer *capture_dma, *playback_dma; + + capture_dma = snd_hammerfall_get_buffer(rme9652->pci, RME9652_DMA_AREA_BYTES); + playback_dma = snd_hammerfall_get_buffer(rme9652->pci, RME9652_DMA_AREA_BYTES); + if (!capture_dma || !playback_dma) { + dev_err(rme9652->card->dev, + "%s: no buffers available\n", rme9652->card_name); + return -ENOMEM; + } + + /* copy to the own data for alignment */ + rme9652->capture_dma_buf = *capture_dma; + rme9652->playback_dma_buf = *playback_dma; + + /* Align to bus-space 64K boundary */ + rme9652->capture_dma_buf.addr = ALIGN(capture_dma->addr, 0x10000ul); + rme9652->playback_dma_buf.addr = ALIGN(playback_dma->addr, 0x10000ul); + + /* Tell the card where it is */ + rme9652_write(rme9652, RME9652_rec_buffer, rme9652->capture_dma_buf.addr); + rme9652_write(rme9652, RME9652_play_buffer, rme9652->playback_dma_buf.addr); + + rme9652->capture_dma_buf.area += rme9652->capture_dma_buf.addr - capture_dma->addr; + rme9652->playback_dma_buf.area += rme9652->playback_dma_buf.addr - playback_dma->addr; + rme9652->capture_buffer = rme9652->capture_dma_buf.area; + rme9652->playback_buffer = rme9652->playback_dma_buf.area; + + return 0; +} + +static void snd_rme9652_set_defaults(struct snd_rme9652 *rme9652) +{ + unsigned int k; + + /* ASSUMPTION: rme9652->lock is either held, or + there is no need to hold it (e.g. during module + initialization). + */ + + /* set defaults: + + SPDIF Input via Coax + autosync clock mode + maximum latency (7 = 8192 samples, 64Kbyte buffer, + which implies 2 4096 sample, 32Kbyte periods). + + if rev 1.5, initialize the S/PDIF receiver. + + */ + + rme9652->control_register = + RME9652_inp_0 | rme9652_encode_latency(7); + + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register); + + rme9652_reset_hw_pointer(rme9652); + rme9652_compute_period_size(rme9652); + + /* default: thru off for all channels */ + + for (k = 0; k < RME9652_NCHANNELS; ++k) + rme9652_write(rme9652, RME9652_thru_base + k * 4, 0); + + rme9652->thru_bits = 0; + rme9652->passthru = 0; + + /* set a default rate so that the channel map is set up */ + + rme9652_set_rate(rme9652, 48000); +} + +static irqreturn_t snd_rme9652_interrupt(int irq, void *dev_id) +{ + struct snd_rme9652 *rme9652 = (struct snd_rme9652 *) dev_id; + + if (!(rme9652_read(rme9652, RME9652_status_register) & RME9652_IRQ)) { + return IRQ_NONE; + } + + rme9652_write(rme9652, RME9652_irq_clear, 0); + + if (rme9652->capture_substream) { + snd_pcm_period_elapsed(rme9652->pcm->streams[SNDRV_PCM_STREAM_CAPTURE].substream); + } + + if (rme9652->playback_substream) { + snd_pcm_period_elapsed(rme9652->pcm->streams[SNDRV_PCM_STREAM_PLAYBACK].substream); + } + return IRQ_HANDLED; +} + +static snd_pcm_uframes_t snd_rme9652_hw_pointer(struct snd_pcm_substream *substream) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + return rme9652_hw_pointer(rme9652); +} + +static signed char *rme9652_channel_buffer_location(struct snd_rme9652 *rme9652, + int stream, + int channel) + +{ + int mapped_channel; + + if (snd_BUG_ON(channel < 0 || channel >= RME9652_NCHANNELS)) + return NULL; + + mapped_channel = rme9652->channel_map[channel]; + if (mapped_channel < 0) + return NULL; + + if (stream == SNDRV_PCM_STREAM_CAPTURE) { + return rme9652->capture_buffer + + (mapped_channel * RME9652_CHANNEL_BUFFER_BYTES); + } else { + return rme9652->playback_buffer + + (mapped_channel * RME9652_CHANNEL_BUFFER_BYTES); + } +} + +static int snd_rme9652_playback_copy(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void __user *src, unsigned long count) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + if (snd_BUG_ON(pos + count > RME9652_CHANNEL_BUFFER_BYTES)) + return -EINVAL; + + channel_buf = rme9652_channel_buffer_location (rme9652, + substream->pstr->stream, + channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + if (copy_from_user(channel_buf + pos, src, count)) + return -EFAULT; + return 0; +} + +static int snd_rme9652_playback_copy_kernel(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void *src, unsigned long count) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + channel_buf = rme9652_channel_buffer_location(rme9652, + substream->pstr->stream, + channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + memcpy(channel_buf + pos, src, count); + return 0; +} + +static int snd_rme9652_capture_copy(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void __user *dst, unsigned long count) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + if (snd_BUG_ON(pos + count > RME9652_CHANNEL_BUFFER_BYTES)) + return -EINVAL; + + channel_buf = rme9652_channel_buffer_location (rme9652, + substream->pstr->stream, + channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + if (copy_to_user(dst, channel_buf + pos, count)) + return -EFAULT; + return 0; +} + +static int snd_rme9652_capture_copy_kernel(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + void *dst, unsigned long count) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + channel_buf = rme9652_channel_buffer_location(rme9652, + substream->pstr->stream, + channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + memcpy(dst, channel_buf + pos, count); + return 0; +} + +static int snd_rme9652_hw_silence(struct snd_pcm_substream *substream, + int channel, unsigned long pos, + unsigned long count) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + signed char *channel_buf; + + channel_buf = rme9652_channel_buffer_location (rme9652, + substream->pstr->stream, + channel); + if (snd_BUG_ON(!channel_buf)) + return -EIO; + memset(channel_buf + pos, 0, count); + return 0; +} + +static int snd_rme9652_reset(struct snd_pcm_substream *substream) +{ + struct snd_pcm_runtime *runtime = substream->runtime; + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + struct snd_pcm_substream *other; + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + other = rme9652->capture_substream; + else + other = rme9652->playback_substream; + if (rme9652->running) + runtime->status->hw_ptr = rme9652_hw_pointer(rme9652); + else + runtime->status->hw_ptr = 0; + if (other) { + struct snd_pcm_substream *s; + struct snd_pcm_runtime *oruntime = other->runtime; + snd_pcm_group_for_each_entry(s, substream) { + if (s == other) { + oruntime->status->hw_ptr = runtime->status->hw_ptr; + break; + } + } + } + return 0; +} + +static int snd_rme9652_hw_params(struct snd_pcm_substream *substream, + struct snd_pcm_hw_params *params) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + int err; + pid_t this_pid; + pid_t other_pid; + + spin_lock_irq(&rme9652->lock); + + if (substream->pstr->stream == SNDRV_PCM_STREAM_PLAYBACK) { + rme9652->control_register &= ~(RME9652_PRO | RME9652_Dolby | RME9652_EMP); + rme9652_write(rme9652, RME9652_control_register, rme9652->control_register |= rme9652->creg_spdif_stream); + this_pid = rme9652->playback_pid; + other_pid = rme9652->capture_pid; + } else { + this_pid = rme9652->capture_pid; + other_pid = rme9652->playback_pid; + } + + if ((other_pid > 0) && (this_pid != other_pid)) { + + /* The other stream is open, and not by the same + task as this one. Make sure that the parameters + that matter are the same. + */ + + if ((int)params_rate(params) != + rme9652_adat_sample_rate(rme9652)) { + spin_unlock_irq(&rme9652->lock); + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); + return -EBUSY; + } + + if (params_period_size(params) != rme9652->period_bytes / 4) { + spin_unlock_irq(&rme9652->lock); + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + return -EBUSY; + } + + /* We're fine. */ + + spin_unlock_irq(&rme9652->lock); + return 0; + + } else { + spin_unlock_irq(&rme9652->lock); + } + + /* how to make sure that the rate matches an externally-set one ? + */ + + err = rme9652_set_rate(rme9652, params_rate(params)); + if (err < 0) { + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_RATE); + return err; + } + + err = rme9652_set_interrupt_interval(rme9652, params_period_size(params)); + if (err < 0) { + _snd_pcm_hw_param_setempty(params, SNDRV_PCM_HW_PARAM_PERIOD_SIZE); + return err; + } + + return 0; +} + +static int snd_rme9652_channel_info(struct snd_pcm_substream *substream, + struct snd_pcm_channel_info *info) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + int chn; + + if (snd_BUG_ON(info->channel >= RME9652_NCHANNELS)) + return -EINVAL; + + chn = rme9652->channel_map[array_index_nospec(info->channel, + RME9652_NCHANNELS)]; + if (chn < 0) + return -EINVAL; + + info->offset = chn * RME9652_CHANNEL_BUFFER_BYTES; + info->first = 0; + info->step = 32; + return 0; +} + +static int snd_rme9652_ioctl(struct snd_pcm_substream *substream, + unsigned int cmd, void *arg) +{ + switch (cmd) { + case SNDRV_PCM_IOCTL1_RESET: + { + return snd_rme9652_reset(substream); + } + case SNDRV_PCM_IOCTL1_CHANNEL_INFO: + { + struct snd_pcm_channel_info *info = arg; + return snd_rme9652_channel_info(substream, info); + } + default: + break; + } + + return snd_pcm_lib_ioctl(substream, cmd, arg); +} + +static void rme9652_silence_playback(struct snd_rme9652 *rme9652) +{ + memset(rme9652->playback_buffer, 0, RME9652_DMA_AREA_BYTES); +} + +static int snd_rme9652_trigger(struct snd_pcm_substream *substream, + int cmd) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + struct snd_pcm_substream *other; + int running; + spin_lock(&rme9652->lock); + running = rme9652->running; + switch (cmd) { + case SNDRV_PCM_TRIGGER_START: + running |= 1 << substream->stream; + break; + case SNDRV_PCM_TRIGGER_STOP: + running &= ~(1 << substream->stream); + break; + default: + snd_BUG(); + spin_unlock(&rme9652->lock); + return -EINVAL; + } + if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + other = rme9652->capture_substream; + else + other = rme9652->playback_substream; + + if (other) { + struct snd_pcm_substream *s; + snd_pcm_group_for_each_entry(s, substream) { + if (s == other) { + snd_pcm_trigger_done(s, substream); + if (cmd == SNDRV_PCM_TRIGGER_START) + running |= 1 << s->stream; + else + running &= ~(1 << s->stream); + goto _ok; + } + } + if (cmd == SNDRV_PCM_TRIGGER_START) { + if (!(running & (1 << SNDRV_PCM_STREAM_PLAYBACK)) && + substream->stream == SNDRV_PCM_STREAM_CAPTURE) + rme9652_silence_playback(rme9652); + } else { + if (running && + substream->stream == SNDRV_PCM_STREAM_PLAYBACK) + rme9652_silence_playback(rme9652); + } + } else { + if (substream->stream == SNDRV_PCM_STREAM_CAPTURE) + rme9652_silence_playback(rme9652); + } + _ok: + snd_pcm_trigger_done(substream, substream); + if (!rme9652->running && running) + rme9652_start(rme9652); + else if (rme9652->running && !running) + rme9652_stop(rme9652); + rme9652->running = running; + spin_unlock(&rme9652->lock); + + return 0; +} + +static int snd_rme9652_prepare(struct snd_pcm_substream *substream) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + unsigned long flags; + + spin_lock_irqsave(&rme9652->lock, flags); + if (!rme9652->running) + rme9652_reset_hw_pointer(rme9652); + spin_unlock_irqrestore(&rme9652->lock, flags); + return 0; +} + +static const struct snd_pcm_hardware snd_rme9652_playback_subinfo = +{ + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_NONINTERLEAVED | + SNDRV_PCM_INFO_SYNC_START | + SNDRV_PCM_INFO_DOUBLE), + .formats = SNDRV_PCM_FMTBIT_S32_LE, + .rates = (SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_88200 | + SNDRV_PCM_RATE_96000), + .rate_min = 44100, + .rate_max = 96000, + .channels_min = 10, + .channels_max = 26, + .buffer_bytes_max = RME9652_CHANNEL_BUFFER_BYTES * 26, + .period_bytes_min = (64 * 4) * 10, + .period_bytes_max = (8192 * 4) * 26, + .periods_min = 2, + .periods_max = 2, + .fifo_size = 0, +}; + +static const struct snd_pcm_hardware snd_rme9652_capture_subinfo = +{ + .info = (SNDRV_PCM_INFO_MMAP | + SNDRV_PCM_INFO_MMAP_VALID | + SNDRV_PCM_INFO_NONINTERLEAVED | + SNDRV_PCM_INFO_SYNC_START), + .formats = SNDRV_PCM_FMTBIT_S32_LE, + .rates = (SNDRV_PCM_RATE_44100 | + SNDRV_PCM_RATE_48000 | + SNDRV_PCM_RATE_88200 | + SNDRV_PCM_RATE_96000), + .rate_min = 44100, + .rate_max = 96000, + .channels_min = 10, + .channels_max = 26, + .buffer_bytes_max = RME9652_CHANNEL_BUFFER_BYTES *26, + .period_bytes_min = (64 * 4) * 10, + .period_bytes_max = (8192 * 4) * 26, + .periods_min = 2, + .periods_max = 2, + .fifo_size = 0, +}; + +static const unsigned int period_sizes[] = { 64, 128, 256, 512, 1024, 2048, 4096, 8192 }; + +static const struct snd_pcm_hw_constraint_list hw_constraints_period_sizes = { + .count = ARRAY_SIZE(period_sizes), + .list = period_sizes, + .mask = 0 +}; + +static int snd_rme9652_hw_rule_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct snd_rme9652 *rme9652 = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + unsigned int list[2] = { rme9652->ds_channels, rme9652->ss_channels }; + return snd_interval_list(c, 2, list, 0); +} + +static int snd_rme9652_hw_rule_channels_rate(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct snd_rme9652 *rme9652 = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + if (r->min > 48000) { + struct snd_interval t = { + .min = rme9652->ds_channels, + .max = rme9652->ds_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } else if (r->max < 88200) { + struct snd_interval t = { + .min = rme9652->ss_channels, + .max = rme9652->ss_channels, + .integer = 1, + }; + return snd_interval_refine(c, &t); + } + return 0; +} + +static int snd_rme9652_hw_rule_rate_channels(struct snd_pcm_hw_params *params, + struct snd_pcm_hw_rule *rule) +{ + struct snd_rme9652 *rme9652 = rule->private; + struct snd_interval *c = hw_param_interval(params, SNDRV_PCM_HW_PARAM_CHANNELS); + struct snd_interval *r = hw_param_interval(params, SNDRV_PCM_HW_PARAM_RATE); + if (c->min >= rme9652->ss_channels) { + struct snd_interval t = { + .min = 44100, + .max = 48000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } else if (c->max <= rme9652->ds_channels) { + struct snd_interval t = { + .min = 88200, + .max = 96000, + .integer = 1, + }; + return snd_interval_refine(r, &t); + } + return 0; +} + +static int snd_rme9652_playback_open(struct snd_pcm_substream *substream) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + spin_lock_irq(&rme9652->lock); + + snd_pcm_set_sync(substream); + + runtime->hw = snd_rme9652_playback_subinfo; + snd_pcm_set_runtime_buffer(substream, &rme9652->playback_dma_buf); + + if (rme9652->capture_substream == NULL) { + rme9652_stop(rme9652); + rme9652_set_thru(rme9652, -1, 0); + } + + rme9652->playback_pid = current->pid; + rme9652->playback_substream = substream; + + spin_unlock_irq(&rme9652->lock); + + snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hw_constraints_period_sizes); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_rme9652_hw_rule_channels, rme9652, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_rme9652_hw_rule_channels_rate, rme9652, + SNDRV_PCM_HW_PARAM_RATE, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + snd_rme9652_hw_rule_rate_channels, rme9652, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + + rme9652->creg_spdif_stream = rme9652->creg_spdif; + rme9652->spdif_ctl->vd[0].access &= ~SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(rme9652->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, &rme9652->spdif_ctl->id); + return 0; +} + +static int snd_rme9652_playback_release(struct snd_pcm_substream *substream) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + + spin_lock_irq(&rme9652->lock); + + rme9652->playback_pid = -1; + rme9652->playback_substream = NULL; + + spin_unlock_irq(&rme9652->lock); + + rme9652->spdif_ctl->vd[0].access |= SNDRV_CTL_ELEM_ACCESS_INACTIVE; + snd_ctl_notify(rme9652->card, SNDRV_CTL_EVENT_MASK_VALUE | + SNDRV_CTL_EVENT_MASK_INFO, &rme9652->spdif_ctl->id); + return 0; +} + + +static int snd_rme9652_capture_open(struct snd_pcm_substream *substream) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + struct snd_pcm_runtime *runtime = substream->runtime; + + spin_lock_irq(&rme9652->lock); + + snd_pcm_set_sync(substream); + + runtime->hw = snd_rme9652_capture_subinfo; + snd_pcm_set_runtime_buffer(substream, &rme9652->capture_dma_buf); + + if (rme9652->playback_substream == NULL) { + rme9652_stop(rme9652); + rme9652_set_thru(rme9652, -1, 0); + } + + rme9652->capture_pid = current->pid; + rme9652->capture_substream = substream; + + spin_unlock_irq(&rme9652->lock); + + snd_pcm_hw_constraint_msbits(runtime, 0, 32, 24); + snd_pcm_hw_constraint_list(runtime, 0, SNDRV_PCM_HW_PARAM_PERIOD_SIZE, &hw_constraints_period_sizes); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_rme9652_hw_rule_channels, rme9652, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_CHANNELS, + snd_rme9652_hw_rule_channels_rate, rme9652, + SNDRV_PCM_HW_PARAM_RATE, -1); + snd_pcm_hw_rule_add(runtime, 0, SNDRV_PCM_HW_PARAM_RATE, + snd_rme9652_hw_rule_rate_channels, rme9652, + SNDRV_PCM_HW_PARAM_CHANNELS, -1); + return 0; +} + +static int snd_rme9652_capture_release(struct snd_pcm_substream *substream) +{ + struct snd_rme9652 *rme9652 = snd_pcm_substream_chip(substream); + + spin_lock_irq(&rme9652->lock); + + rme9652->capture_pid = -1; + rme9652->capture_substream = NULL; + + spin_unlock_irq(&rme9652->lock); + return 0; +} + +static const struct snd_pcm_ops snd_rme9652_playback_ops = { + .open = snd_rme9652_playback_open, + .close = snd_rme9652_playback_release, + .ioctl = snd_rme9652_ioctl, + .hw_params = snd_rme9652_hw_params, + .prepare = snd_rme9652_prepare, + .trigger = snd_rme9652_trigger, + .pointer = snd_rme9652_hw_pointer, + .copy_user = snd_rme9652_playback_copy, + .copy_kernel = snd_rme9652_playback_copy_kernel, + .fill_silence = snd_rme9652_hw_silence, +}; + +static const struct snd_pcm_ops snd_rme9652_capture_ops = { + .open = snd_rme9652_capture_open, + .close = snd_rme9652_capture_release, + .ioctl = snd_rme9652_ioctl, + .hw_params = snd_rme9652_hw_params, + .prepare = snd_rme9652_prepare, + .trigger = snd_rme9652_trigger, + .pointer = snd_rme9652_hw_pointer, + .copy_user = snd_rme9652_capture_copy, + .copy_kernel = snd_rme9652_capture_copy_kernel, +}; + +static int snd_rme9652_create_pcm(struct snd_card *card, + struct snd_rme9652 *rme9652) +{ + struct snd_pcm *pcm; + int err; + + err = snd_pcm_new(card, rme9652->card_name, 0, 1, 1, &pcm); + if (err < 0) + return err; + + rme9652->pcm = pcm; + pcm->private_data = rme9652; + strcpy(pcm->name, rme9652->card_name); + + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_PLAYBACK, &snd_rme9652_playback_ops); + snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_rme9652_capture_ops); + + pcm->info_flags = SNDRV_PCM_INFO_JOINT_DUPLEX; + + return 0; +} + +static int snd_rme9652_create(struct snd_card *card, + struct snd_rme9652 *rme9652, + int precise_ptr) +{ + struct pci_dev *pci = rme9652->pci; + int err; + int status; + unsigned short rev; + + rme9652->irq = -1; + rme9652->card = card; + + pci_read_config_word(rme9652->pci, PCI_CLASS_REVISION, &rev); + + switch (rev & 0xff) { + case 3: + case 4: + case 8: + case 9: + break; + + default: + /* who knows? */ + return -ENODEV; + } + + err = pcim_enable_device(pci); + if (err < 0) + return err; + + spin_lock_init(&rme9652->lock); + + err = pci_request_regions(pci, "rme9652"); + if (err < 0) + return err; + rme9652->port = pci_resource_start(pci, 0); + rme9652->iobase = devm_ioremap(&pci->dev, rme9652->port, RME9652_IO_EXTENT); + if (rme9652->iobase == NULL) { + dev_err(card->dev, "unable to remap region 0x%lx-0x%lx\n", + rme9652->port, rme9652->port + RME9652_IO_EXTENT - 1); + return -EBUSY; + } + + if (devm_request_irq(&pci->dev, pci->irq, snd_rme9652_interrupt, + IRQF_SHARED, KBUILD_MODNAME, rme9652)) { + dev_err(card->dev, "unable to request IRQ %d\n", pci->irq); + return -EBUSY; + } + rme9652->irq = pci->irq; + card->sync_irq = rme9652->irq; + rme9652->precise_ptr = precise_ptr; + + /* Determine the h/w rev level of the card. This seems like + a particularly kludgy way to encode it, but its what RME + chose to do, so we follow them ... + */ + + status = rme9652_read(rme9652, RME9652_status_register); + if (rme9652_decode_spdif_rate(status&RME9652_F) == 1) { + rme9652->hw_rev = 15; + } else { + rme9652->hw_rev = 11; + } + + /* Differentiate between the standard Hammerfall, and the + "Light", which does not have the expansion board. This + method comes from information received from Mathhias + Clausen at RME. Display the EEPROM and h/w revID where + relevant. + */ + + switch (rev) { + case 8: /* original eprom */ + strcpy(card->driver, "RME9636"); + if (rme9652->hw_rev == 15) { + rme9652->card_name = "RME Digi9636 (Rev 1.5)"; + } else { + rme9652->card_name = "RME Digi9636"; + } + rme9652->ss_channels = RME9636_NCHANNELS; + break; + case 9: /* W36_G EPROM */ + strcpy(card->driver, "RME9636"); + rme9652->card_name = "RME Digi9636 (Rev G)"; + rme9652->ss_channels = RME9636_NCHANNELS; + break; + case 4: /* W52_G EPROM */ + strcpy(card->driver, "RME9652"); + rme9652->card_name = "RME Digi9652 (Rev G)"; + rme9652->ss_channels = RME9652_NCHANNELS; + break; + case 3: /* original eprom */ + strcpy(card->driver, "RME9652"); + if (rme9652->hw_rev == 15) { + rme9652->card_name = "RME Digi9652 (Rev 1.5)"; + } else { + rme9652->card_name = "RME Digi9652"; + } + rme9652->ss_channels = RME9652_NCHANNELS; + break; + } + + rme9652->ds_channels = (rme9652->ss_channels - 2) / 2 + 2; + + pci_set_master(rme9652->pci); + + err = snd_rme9652_initialize_memory(rme9652); + if (err < 0) + return err; + + err = snd_rme9652_create_pcm(card, rme9652); + if (err < 0) + return err; + + err = snd_rme9652_create_controls(card, rme9652); + if (err < 0) + return err; + + snd_rme9652_proc_init(rme9652); + + rme9652->last_spdif_sample_rate = -1; + rme9652->last_adat_sample_rate = -1; + rme9652->playback_pid = -1; + rme9652->capture_pid = -1; + rme9652->capture_substream = NULL; + rme9652->playback_substream = NULL; + + snd_rme9652_set_defaults(rme9652); + + if (rme9652->hw_rev == 15) { + rme9652_initialize_spdif_receiver (rme9652); + } + + return 0; +} + +static int snd_rme9652_probe(struct pci_dev *pci, + const struct pci_device_id *pci_id) +{ + static int dev; + struct snd_rme9652 *rme9652; + struct snd_card *card; + int err; + + if (dev >= SNDRV_CARDS) + return -ENODEV; + if (!enable[dev]) { + dev++; + return -ENOENT; + } + + err = snd_devm_card_new(&pci->dev, index[dev], id[dev], THIS_MODULE, + sizeof(struct snd_rme9652), &card); + + if (err < 0) + return err; + + rme9652 = (struct snd_rme9652 *) card->private_data; + card->private_free = snd_rme9652_card_free; + rme9652->dev = dev; + rme9652->pci = pci; + err = snd_rme9652_create(card, rme9652, precise_ptr[dev]); + if (err) + goto error; + + strcpy(card->shortname, rme9652->card_name); + + sprintf(card->longname, "%s at 0x%lx, irq %d", + card->shortname, rme9652->port, rme9652->irq); + err = snd_card_register(card); + if (err) + goto error; + pci_set_drvdata(pci, card); + dev++; + return 0; + + error: + snd_card_free(card); + return err; +} + +static struct pci_driver rme9652_driver = { + .name = KBUILD_MODNAME, + .id_table = snd_rme9652_ids, + .probe = snd_rme9652_probe, +}; + +module_pci_driver(rme9652_driver); |